Change error tracking crashtracker source

dd-java-agent/agent-crashtracking/src/main/java/datadog/crashtracking/CrashUploader.java

@@ -525,7 +525,7 @@ private RequestBody makeErrorTrackingRequestBody(@Nonnull CrashLog payload, bool
           }
           writer.name("type").value(payload.error.kind);
           writer.name("message").value(payload.error.message);
-          writer.name("source_type").value("crashtracking");
+          writer.name("source_type").value("Crashtracking");
           if (payload.error.stack != null) {
             writer.name("stack");
             // flat write an already serialized json object

dd-java-agent/agent-crashtracking/src/test/resources/golden/errortracking/sample-crash-for-telemetry-2.txt

@@ -1 +1 @@
-{"timestamp":"2024-09-20T13:19:06Z","ddsource":"crashtracker","error":{"is_crash":true,"type":"UNKNOWN","message":"Process terminated by signal UNKNOWN","source_type":"crashtracking","stack":{"format":"CrashTrackerV1","frames":[{"function":"__pthread_clockjoin_ex+0x255","path":"libpthread.so.0","relative_address":"0x9cd5"}]}}}
+{"timestamp":"2024-09-20T13:19:06Z","ddsource":"crashtracker","error":{"is_crash":true,"type":"UNKNOWN","message":"Process terminated by signal UNKNOWN","source_type":"Crashtracking","stack":{"format":"CrashTrackerV1","frames":[{"function":"__pthread_clockjoin_ex+0x255","path":"libpthread.so.0","relative_address":"0x9cd5"}]}}}

dd-java-agent/agent-crashtracking/src/test/resources/golden/errortracking/sample-crash-for-telemetry-3.txt

@@ -1 +1 @@
-{"ddsource":"crashtracker","error":{"is_crash":true,"type":"OutOfMemory","message":"Java heap space","source_type":"crashtracking","stack":{"format":"CrashTrackerV1","frames":[{"function":"VMError::report_and_die()+0x468","path":"libjvm.dylib","relative_address":"0x565d30"},{"function":"report_vm_error(char const*, int, char const*, char const*)+0x5c","path":"libjvm.dylib","relative_address":"0x1941a0"},{"function":"report_java_out_of_memory(char const*)+0xfc","path":"libjvm.dylib","relative_address":"0x1943d8"},{"function":"CollectedHeap::common_mem_allocate_noinit(KlassHandle, unsigned long, Thread*)+0x128","path":"libjvm.dylib","relative_address":"0x70430"},{"function":"TypeArrayKlass::allocate_common(int, bool, Thread*)+0xfc","path":"libjvm.dylib","relative_address":"0x53eba8"},{"function":"InterpreterRuntime::newarray(JavaThread*, BasicType, int)+0x48","path":"libjvm.dylib","relative_address":"0x285b6c"},{"function":"datadog.smoketest.crashtracking.CrashtrackingTestApplication.main([Ljava/lang/String;)V","line":105},{"function":"~StubRoutines::call_stub"},{"function":"JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x840","path":"libjvm.dylib","relative_address":"0x28f86c"},{"function":"jni_invoke_static(JNIEnv_*, JavaValue*, _jobject*, JNICallType, _jmethodID*, JNI_ArgumentPusher*, Thread*)+0x294","path":"libjvm.dylib","relative_address":"0x2d3b44"},{"function":"jni_CallStaticVoidMethod+0x188","path":"libjvm.dylib","relative_address":"0x2d7160"},{"function":"JavaMain+0xa10","path":"java","relative_address":"0x6404"},{"function":"_pthread_start+0x88","path":"libsystem_pthread.dylib","relative_address":"0x6f94"},{"function":"thread_start+0x8","path":"libsystem_pthread.dylib","relative_address":"0x1d34"},{"function":"datadog.smoketest.crashtracking.CrashtrackingTestApplication.main([Ljava/lang/String;)V","line":105},{"function":"~StubRoutines::call_stub"}]}}}
+{"ddsource":"crashtracker","error":{"is_crash":true,"type":"OutOfMemory","message":"Java heap space","source_type":"Crashtracking","stack":{"format":"CrashTrackerV1","frames":[{"function":"VMError::report_and_die()+0x468","path":"libjvm.dylib","relative_address":"0x565d30"},{"function":"report_vm_error(char const*, int, char const*, char const*)+0x5c","path":"libjvm.dylib","relative_address":"0x1941a0"},{"function":"report_java_out_of_memory(char const*)+0xfc","path":"libjvm.dylib","relative_address":"0x1943d8"},{"function":"CollectedHeap::common_mem_allocate_noinit(KlassHandle, unsigned long, Thread*)+0x128","path":"libjvm.dylib","relative_address":"0x70430"},{"function":"TypeArrayKlass::allocate_common(int, bool, Thread*)+0xfc","path":"libjvm.dylib","relative_address":"0x53eba8"},{"function":"InterpreterRuntime::newarray(JavaThread*, BasicType, int)+0x48","path":"libjvm.dylib","relative_address":"0x285b6c"},{"function":"datadog.smoketest.crashtracking.CrashtrackingTestApplication.main([Ljava/lang/String;)V","line":105},{"function":"~StubRoutines::call_stub"},{"function":"JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x840","path":"libjvm.dylib","relative_address":"0x28f86c"},{"function":"jni_invoke_static(JNIEnv_*, JavaValue*, _jobject*, JNICallType, _jmethodID*, JNI_ArgumentPusher*, Thread*)+0x294","path":"libjvm.dylib","relative_address":"0x2d3b44"},{"function":"jni_CallStaticVoidMethod+0x188","path":"libjvm.dylib","relative_address":"0x2d7160"},{"function":"JavaMain+0xa10","path":"java","relative_address":"0x6404"},{"function":"_pthread_start+0x88","path":"libsystem_pthread.dylib","relative_address":"0x6f94"},{"function":"thread_start+0x8","path":"libsystem_pthread.dylib","relative_address":"0x1d34"},{"function":"datadog.smoketest.crashtracking.CrashtrackingTestApplication.main([Ljava/lang/String;)V","line":105},{"function":"~StubRoutines::call_stub"}]}}}