fix: Update release.yml (#151)

Changes path to post-build.sh to use an implicit relative path to see if THAT makes a difference (because something really should).

Author: willum070

.github/workflows/release.yml

@@ -76,7 +76,7 @@ jobs:
           run: firebase deploy --only hosting
 
         - name: Post Build
-          run: ls
+          run: samples/post-build.sh
 
     approve-and-merge:
       runs-on: ubuntu-latest