fix: use public action

Author: colinmcdonald22

.github/workflows/deploy.yml

@@ -22,9 +22,10 @@ jobs:
           git config --global user.email "noreply@spongepowered.org"
           git config --global user.name "github-actions"
       - name: Configure Google Cloud credentials
-        uses: Moonsworth/Actions/google-cloud-auth@master
+        uses: google-github-actions/auth@v3
         with:
-          service_account: "github-actions@mw-lunarclient-maven-repo.iam.gserviceaccount.com"
+          workload_identity_provider: 'projects/824216268633/locations/global/workloadIdentityPools/github-actions/providers/github-actions-oidc'
+          service_account: "github-actions@mw-lunarclient-cdn.iam.gserviceaccount.com"
 
       - name: Setup Java
         uses: actions/setup-java@v3