[repo] Add Linux ARM64 to actions CI (open-telemetry#5824)

Co-authored-by: Piotr Kiełkowicz <[email protected]>
Co-authored-by: Mikel Blanchard <[email protected]>

Author: 3 people

.github/workflows/Component.BuildTest.yml

@@ -20,7 +20,7 @@ on:
         required: false
         type: string
       os-list:
-        default: '[ "windows-latest", "ubuntu-latest" ]'
+        default: '[ "windows-latest", "ubuntu-latest", "otel-linux-arm64" ]'
         required: false
         type: string
       tfm-list:
@@ -39,6 +39,10 @@ jobs:
         exclude:
         - os: ubuntu-latest
           version: net462
+        - os: otel-linux-arm64
+          version: net462
+        - os: otel-linux-arm64
+          version: net6.0
 
     runs-on: ${{ matrix.os }}
     steps: