fix(coreos): typo filename

Author: johnr14

.github/workflows/build-server.yml

@@ -25,7 +25,7 @@ jobs:
       matrix:
         recipe:
           # !! Add your recipes here 
-          - recipe-coreos-server.yml
+          - recipe-coreos.yml
     steps:
        # the build is fully handled by the reusable github action