Only upload FMUs as artefacts

Signed-off-by: Pierre R. Mai <pmai@pmsf.de>

Author: pmai

.github/workflows/build.yaml

@@ -56,4 +56,4 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: Examples-${{ runner.os }}
-          path: examples/build
+          path: examples/build/**/*.fmu