Merge pull request #4515 from ChrisRackauckas-Claude/fix-formatcheck-julia-setup

CI: install Julia in FormatCheck workflow so runic-action can run

Author: ChrisRackauckas

.github/workflows/FormatCheck.yml

@@ -14,6 +14,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: '1'
       - uses: fredrikekre/runic-action@v1
         with:
           version: '1'