Version the docker/login-action, er, action

Signed-off-by: itowlson <[email protected]>

Author: itowlson

.github/workflows/publish-wit.yml

@@ -27,7 +27,7 @@ jobs:
         run: cargo binstall wkg
 
       - name: Login to the GitHub registry
-        uses: docker/login-action
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}