Update testpr.yml

Author: traversaro

.github/workflows/testpr.yml

@@ -101,10 +101,14 @@ jobs:
       id: newrecipecheck
       shell: bash -l {0}
       run: |
+        if [ ! -d recipes ] || [ -z "$(ls -A recipes)" ]; then
+          echo "RECIPE_CREATED=0" >> $GITHUB_OUTPUT
+        else
+          echo "RECIPE_CREATED=1" >> $GITHUB_OUTPUT
+        fi
         # continue on error
         set +e
         test ! -d recipes
-        echo "::set-output name=RECIPE_CREATED::${?}"
     - name: Build recipes for linux-64
       shell: bash -l {0}
       if: steps.newrecipecheck.outputs.RECIPE_CREATED == 1 && matrix.platform == 'linux-64'