Test adding matrix in

Author: ychin

.github/workflows/ci-macvim.yaml

@@ -57,4 +57,5 @@ jobs:
       publish_postfix: ${{ matrix.publish_postfix }}
       optimized: ${{ matrix.optimized && true || false }}
       vimtags: ${{ contains(matrix.extra, 'vimtags') }}
+      matrix: ${{ matrix }}
       check-xcodeproj-compat: ${{ contains(matrix.extra, 'check-xcodeproj-compat') }}