using acceptance name cat branch with latest-agent flag

Author: SugatD

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
 
   Acceptance:
     needs: Spec
-    uses: "puppetlabs/cat-github-actions/.github/workflows/module_acceptance.yml@main"
+    uses: "puppetlabs/cat-github-actions/.github/workflows/module_acceptance.yml@acceptance_name"
     secrets: "inherit"
     with:
-      flags: "--nightly"
+      flags: "--latest-agent"