Support multiple External CI pipelines of same component.

Specifying root-level pipelines for triggers, to allow engineering or specific-release pipelines to be made for the components/repos with the same name.

Change-Id: I10f55ea490e61251a0c959e5e0ba2faba3d690fb


[ROCm/rocminfo commit: 29dfe7d0fc]

projects/rocminfo/.azuredevops/rocm-ci.yml

@@ -6,7 +6,7 @@ resources:
     name: ROCm/ROCm
   pipelines:
   - pipeline: rocr-runtime_pipeline
-    source: rocr-runtime
+    source: \ROCR-Runtime
     trigger:
       branches:
         include:
@@ -25,7 +25,7 @@ trigger:
     exclude:
     - .github
     - License.txt
-    - README.md'
+    - README.md
 
 pr:
   autoCancel: true
@@ -36,7 +36,7 @@ pr:
     exclude:
     - .github
     - License.txt
-    - README.md'
+    - README.md
   drafts: false
 
 jobs: