Update precommit.yml

Author: jagapiou

.github/workflows/precommit.yml

@@ -16,9 +16,9 @@ concurrency:
 
 jobs:
   build-and-test:
-    name: Build+test ${{ matrix.name }}
+    name: Build+test ${{ matrix.cfg.name }}
 
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.cfg.os }}
 
     timeout-minutes: 30