.gitlab-ci.yml: Trigger relevant pipelines for changes in the repo manifests

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

.gitlab-ci.yml

@@ -64,6 +64,7 @@ aggregate-docs:
       changes:
         - assets/**/*
         - flavours/**/*
+        - manifests/*.xml
         - meta-*/**/*
         - .oniro-ci/*
         - .gitlab-ci.yml
@@ -87,6 +88,7 @@ aggregate-docs:
       changes:
         - assets/**/*
         - flavours/**/*
+        - manifests/*.xml
         - meta-*/**/*
         - .oniro-ci/*
     - if: '$CI_COMMIT_TAG'
@@ -101,6 +103,7 @@ aggregate-docs:
       changes:
         - assets/**/*
         - flavours/**/*
+        - manifests/*.xml
         - meta-*/**/*
         - .oniro-ci/*
     - if: '$CI_COMMIT_TAG'