Avoid test log collisions across platforms (#9763)

Currently they overwrite each other which is clearly not helpful.

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ci/build-unix.yml

@@ -43,7 +43,7 @@ steps:
     displayName: 'Publish the bazel test logs'
     inputs:
       pathtoPublish: 'bazel-testlogs/'
-      artifactName: 'Test logs'
+      artifactName: 'Test logs ${{parameters.name}}'
 
   - bash: |
       set -euo pipefail

ci/build-windows.yml

@@ -37,7 +37,7 @@ steps:
     displayName: 'Publish the bazel test logs'
     inputs:
       pathtoPublish: 'bazel-testlogs/'
-      artifactName: 'Test logs'
+      artifactName: 'Test logs Windows'
 
   - template: bash-lib.yml
     parameters: