Add private repo token to ci/live tests (#42956)

Author: benbp

eng/pipelines/templates/jobs/ci.tests.yml

@@ -84,6 +84,8 @@ jobs:
     steps:
     - template: /eng/common/pipelines/templates/steps/sparse-checkout.yml
       parameters:
+        ${{ if endsWith(variables['Build.Repository.Name'], '-pr') }}:
+          TokenToUseForAuth: $(azuresdk-github-pat)
         Paths:
           - '**'
 

eng/pipelines/templates/jobs/live.tests.yml

@@ -109,6 +109,8 @@ jobs:
     steps:
       - template: /eng/common/pipelines/templates/steps/sparse-checkout.yml
         parameters:
+          ${{ if endsWith(variables['Build.Repository.Name'], '-pr') }}:
+            TokenToUseForAuth: $(azuresdk-github-pat)
           Paths:
             - '**'
 

eng/pipelines/templates/steps/build-package-artifacts.yml

@@ -27,6 +27,8 @@ parameters:
 steps:
   - template: /eng/common/pipelines/templates/steps/sparse-checkout.yml
     parameters:
+      ${{ if endsWith(variables['Build.Repository.Name'], '-pr') }}:
+        TokenToUseForAuth: $(azuresdk-github-pat)
       Paths:
         - '**'