ci: enable parallel mode for testing

ligurio · ligurio · commit 4148a0200f1d · 2026-04-07T10:34:51.000+03:00
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
@@ -59,3 +59,4 @@ jobs:
         run: cmake --build build --target test
         env:
           CTEST_OUTPUT_ON_FAILURE: 1
+          CTEST_PARALLEL_LEVEL: $(getconf _NPROCESSORS_ONLN)
