Fix CANCELLED propagation for dd-trace integration jobs

Author: jbachorik

.gitlab/dd-trace-integration/.gitlab-ci.yml

@@ -12,6 +12,8 @@ prepare-patched-agent:
   tags: [ "arch:amd64" ]
   image: ${BUILD_IMAGE_X64}
   needs:
+    - job: prepare:start
+      artifacts: true
     - job: build-artifact
       artifacts: true
   rules:
@@ -78,6 +80,8 @@ prepare-patched-agent:
   extends: .retry-config
   stage: integration-test
   needs:
+    - job: prepare:start
+      artifacts: true
     - job: build-artifact
       artifacts: true
     - job: prepare-patched-agent