Repository: googleapis/google-cloud-python

Issue:
Redis: regen README.rst (DO NOT MERGE)
This PR was generated using Autosynth. :rainbow:

Here's the log from Synthtool:
```
synthtool > Cloning googleapis.
synthtool > Running generator for google/cloud/redis/artman_redis_v1beta1.yaml.
synthtool > Ensuring dependencies.
synthtool > Pulling artman image.
synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/redis-v1beta1.
synthtool > Running generator for google/cloud/redis/artman_redis_v1.yaml.
synthtool > Ensuring dependencies.
synthtool > Pulling artman image.
synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/redis-v1.
synthtool > Replaced 'resources of the form:\\n      ``' in google/cloud/redis_v1/gapic/cloud_redis_client.py.
synthtool > Replaced 'resources of the form:\\n      ``' in google/cloud/redis_v1beta1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n            parent \\(str\\): Required. The resource name of the instance location using the form:\n                ::\n\n                    `projects/{project_id}/locations/{location_id}`\n                where ``location_id`` refers to a GCP region' in google/cloud/redis_v1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n            parent \\(str\\): Required. The resource name of the instance location using the form:\n                ::\n\n                    `projects/{project_id}/locations/{location_id}`\n                where ``location_id`` refers to a GCP region' in google/cloud/redis_v1beta1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n                with the following restrictions:\n\n                \\* Must contain only lowercase letters, numbers, and hyphens\\.' in google/cloud/redis_v1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n                with the following restrictions:\n\n                \\* Must contain only lowercase letters, numbers, and hyphens\\.' in google/cloud/redis_v1beta1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n            name \\(str\\): Required. Redis instance resource name using the form:\n                ::\n\n                    `projects/{project_id}/locations/{location_id}/instances/{instance_id}`\n                where ``location_id`` refers to a GCP region' in google/cloud/redis_v1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n            name \\(str\\): Required. Redis instance resource name using the form:\n                ::\n\n                    `projects/{project_id}/locations/{location_id}/instances/{instance_id}`\n                where ``location_id`` refers to a GCP region' in google/cloud/redis_v1beta1/gapic/cloud_redis_client.py.
synthtool > Replaced '\n                fields from ``Instance``:\n\n                 \\*   ``displayName``\n                 \\*   ``labels``\n                 \\*   ``memorySizeGb``\n                 \\*   ``redisConfig``' in google/cloud/redis_v1/gapic/cloud_redis_client.py.
synthtool > Replaced '(release_status = )(.*)$' in setup.py.
synthtool > Replaced '.. _Enable the Google Cloud Memorystore for Redis API.:  https://cloud.google.com/redis' in README.rst.
synthtool > Replaced 'https://cloud.google.com/redis' in README.rst.
synthtool > Replaced 'https://googlecloudplatform.github.io/google-cloud-python/stable/redis/usage.html' in README.rst.
synthtool > Replaced 'https://googlecloudplatform.github.io/google-cloud-python/stable/core/auth.html' in README.rst.
synthtool > Cleaned up 1 temporary directories.

```


Discussion:
The `README.rst` file should not be regenerated.  Opening a PR to exclude it.

Resolving patch:
diff --git a/redis/synth.py b/redis/synth.py
--- a/redis/synth.py
+++ b/redis/synth.py
@@ -23,8 +23,9 @@
 gapic = gcp.GAPICGenerator()
 common = gcp.CommonTemplates()
 excludes = [
+    'README.rst',
     'setup.py',
-    'nox.py',
+    'nox*.py',
     'docs/conf.py',
     'docs/index.rst',
 ]


Test patch: