chore(githubAction): adding the build workflow

Signed-off-by: Basma1912 <basad@mozilla.com>

.github/workflows/build-and-push.yml

@@ -99,7 +99,7 @@ jobs:
         with:
             token_format: access_token
             service_account:  artifact-writer@${{ env.GCP_PROJECT_ID }}.iam.gserviceaccount.com
-            workload_identity_provider: ${{ vars.GCPV2_WORKLOAD_IDENTITY_POOL_PROJECT_NUMBER }}
+            workload_identity_provider: ${{ vars.GCPV2_GITHUB_WORKLOAD_IDENTITY_PROVIDER }}
 
       - id: docker_login
         name: Log in to the container registry
@@ -140,7 +140,7 @@ jobs:
         with:
           token_format: access_token
           service_account: deploy-${{ needs.build.outputs.deployment_env }}@moz-fx-sumo-${{ needs.build.outputs.deployment_realm }}.iam.gserviceaccount.com
-          workload_identity_provider: ${{ vars.GCPV2_WORKLOAD_IDENTITY_POOL_PROJECT_NUMBER }}
+          workload_identity_provider: ${{ vars.GCPV2_GITHUB_WORKLOAD_IDENTITY_PROVIDER }}
 
       - id: docker_login
         name: docker login