Fix plugin and version entries in build.yml

Author: ben-vaughan-nttd

.github/workflows/build.yml

@@ -20,5 +20,5 @@ jobs:
         uses: asdf-vm/actions/plugin-test@v4
         with:
           command: regula --help
-          plugin: regula
-          version: v3.2.1
+          version: 3.2.1
+          gitref: ${{ github.sha }}