Component Governance fix round 3 (microsoft#20689)

### Description
<!-- Describe your changes. -->



### Motivation and Context
<!-- - Why is this change required? What problem does it solve?
- If it fixes an open issue, please link to the issue here. -->

tools/ci_build/github/azure-pipelines/templates/c-api-linux-cpu.yml

@@ -38,9 +38,6 @@ jobs:
 
   workspace:
     clean: all
-  variables:
-  - name: skipComponentGovernanceDetection
-    value: ${{ in('${{parameters.OnnxruntimeNodejsBindingArch}}', 'arm64', 'aarch64') }}
   timeoutInMinutes:  210
   pool: ${{parameters.PoolName}}
   steps:

tools/ci_build/github/azure-pipelines/templates/component-governance-component-detection-steps.yml

@@ -20,10 +20,13 @@ steps:
     inputs:
       # ignore unit tests in emscripten. emscripten unit tests are not used in onnxruntime build
       # ignore onnx third_party directory. onnx third_party directory is not responsible for onnxruntime build
+      # because sometime there are multiple repo is checked out in the same pipeline, we also need to add the repo name, such as onnxruntime/ to the ignoreDirectories
+      # ignore onnxruntime-extensions directory. onnxruntime-extensions directory is not responsible for onnxruntime build
       # ignore react_native e2e node_modules directory. react_native e2e node_modules directory is generated by react_native e2e tests
       # ignore github directory. github directory is used for github actions, not for onnxruntime package
       ignoreDirectories:
-        '$(Build.SourcesDirectory)/cmake/external/emsdk/upstream/emscripten/tests,
-        $(Build.SourcesDirectory)/cmake/external/onnx/third_party,
-        $(Build.SourcesDirectory)/js/react_native/e2e/node_modules,
-        $(Build.SourcesDirectory)/tools/ci_build/github'
+        '$(Build.Repository.LocalPath)/cmake/external/emsdk/upstream/emscripten/tests,
+        $(Build.Repository.LocalPath)/cmake/external/onnx/third_party,
+        $(Build.Repository.LocalPath)/cmake/external/onnxruntime-extensions,
+        $(Build.Repository.LocalPath)/js/react_native/e2e/node_modules,
+        $(Build.Repository.LocalPath)/tools/ci_build/github'