Update Cloud Run logging test (GoogleCloudPlatform#7058)

## Description

Fixes GoogleCloudPlatform#7002 

Note: It's a good idea to open an issue first for discussion.

## Checklist
- [ ] I have followed [Sample Guidelines from AUTHORING_GUIDE.MD](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/master/AUTHORING_GUIDE.md)
- [ ] README is updated to include [all relevant information](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/master/AUTHORING_GUIDE.md#readme-file)
- [ ] **Tests** pass:   `nox -s py-3.6` (see [Test Environment Setup](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/master/AUTHORING_GUIDE.md#test-environment-setup))
- [ ] **Lint** pass:   `nox -s lint` (see [Test Environment Setup](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/master/AUTHORING_GUIDE.md#test-environment-setup))
- [ ] These samples need a new **API enabled** in testing projects to pass (let us know which ones)
- [ ] These samples need a new/updated **env vars** in testing projects set to pass (let us know which ones)
- [ ] Please **merge** this PR for me once it is approved.
- [ ] This sample adds a new sample directory, and I updated the [CODEOWNERS file](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/master/.github/CODEOWNERS) with the codeowners for this sample

Author: averikitsch

run/logging-manual/e2e_test.py

@@ -178,7 +178,7 @@ def test_end_to_end(service_url_auth_token, deployed_service):
     resource_names = [f"projects/{PROJECT}"]
     # We add timestamp for making the query faster.
     now = datetime.datetime.now(datetime.timezone.utc)
-    filter_date = now - datetime.timedelta(minutes=1)
+    filter_date = now - datetime.timedelta(minutes=3)
     filters = (
         f"timestamp>=\"{filter_date.isoformat('T')}\" "
         "resource.type=cloud_run_revision "