[Infra] Set timeout for build-test job to 30m (#6488)

Co-authored-by: Rajkumar Rangaraj <[email protected]>

Author: martincostello

.github/workflows/Component.BuildTest.yml

@@ -50,6 +50,7 @@ jobs:
           version: net8.0
 
     runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
     steps:
     - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       with: