fixup! fixup! fixup! fixup! [ci] Better caching via a new cache key in publish-ghpages

Author: rayrobdod

.github/workflows/publish-ghpages.yml

@@ -31,9 +31,9 @@ jobs:
           ~/.cache/coursier
           !~/.sbt/*.lock
           !~/**/ivydata-*.properties
-        key: sbt-site-2-${{ hashFiles('**/*.sbt','**/project/build.properties','**/project/**.scala','**/project/**.sbt') }}
+        key: sbt-site-3-${{ hashFiles('**/*.sbt','**/project/build.properties','**/project/**.scala','**/project/**.sbt') }}
         restore-keys: |
-          sbt-site-
+          sbt-site-3-
     - uses: actions/setup-java@v4
       with:
         distribution: 'zulu'