ci: add a pass job

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

Author: henryiii

.github/workflows/build-test.yml

@@ -182,3 +182,14 @@ jobs:
       - name: Run pytest
         run: |
           pytest -vv --dist-dir=./pyodide-dist/ --runner=selenium --runtime=chrome tests-wasm
+
+  pass:
+    if: always()
+    needs: [build, vanilla-build, numpy1-build, pyodide-build]
+    runs-on: ubuntu-latest
+    timeout-minutes: 2
+    steps:
+      - name: Decide whether the needed jobs succeeded or failed
+        uses: re-actors/alls-green@release/v1
+        with:
+          jobs: ${{ toJSON(needs) }}