Wrap conditional in curlies

Author: RealOrangeOne

.github/workflows/ci.yml

@@ -77,7 +77,7 @@ jobs:
       - spellcheck
       - build
 
-    if: github.ref_name == 'master' || github.ref_name == 'sp2023'
+    if: ${{ github.ref_name == 'master' || github.ref_name == 'sp2023' }}
 
     steps:
       - name: Deploy to GitHub Pages