gh-91048: Relax test_async_global_awaited_by to fix flakyness

Author: pablogsal

.github/workflows/build.yml

@@ -413,6 +413,8 @@ jobs:
         key: hypothesis-database-${{ github.head_ref || github.run_id }}
         restore-keys: |
           hypothesis-database-
+    - name: Setup upterm session
+      uses: lhotari/action-upterm@v1
     - name: "Run tests"
       working-directory: ${{ env.CPYTHON_BUILDDIR }}
       run: |