Use correct mode

Author: dflook

image/src/opentofu/download.py

@@ -181,6 +181,6 @@ def get_executable(version: Version) -> Path:
 
     executable_path = Path(executable_dir, 'tofu')
 
-    os.chmod(executable_path, 755)
+    os.chmod(executable_path, 0o755)
 
     return executable_path

image/src/terraform/download.py

@@ -214,6 +214,6 @@ def get_executable(version: Version) -> Path:
 
     executable_path = Path(executable_dir, 'terraform')
 
-    os.chmod(executable_path, 755)
+    os.chmod(executable_path, 0o755)
 
     return executable_path