chore: Update discovery artifacts (#1531)

## Deleted keys were detected in the following stable discovery artifacts:
storage v1 https://github.com/googleapis/google-api-python-client/commit/6117646c93e672eb34816b6db4d2b84c3c046071

## Discovery Artifact Change Summary:
feat(androidmanagement): update the api https://github.com/googleapis/google-api-python-client/commit/493de7636af575bec7e3d646c77d81a4278891e7
feat(composer): update the api https://github.com/googleapis/google-api-python-client/commit/827a98a27eb06dee06080e01edc1b9d1304bae67
feat(compute): update the api https://github.com/googleapis/google-api-python-client/commit/967d539cb9dcccfe2eea8fd81e05989f1bd92975
feat(contactcenterinsights): update the api https://github.com/googleapis/google-api-python-client/commit/fd55971dcc7913faa7c90614e1b44122da9f3c1d
feat(containeranalysis): update the api https://github.com/googleapis/google-api-python-client/commit/be52e3f77f0900ea3369a3f1145702832ea2167a
feat(content): update the api https://github.com/googleapis/google-api-python-client/commit/c422dda8dc607554e34899c964c36b32c554bb61
feat(dataflow): update the api https://github.com/googleapis/google-api-python-client/commit/9357bc2b4b507ba98fd17988eb93e0c08da00bc3
feat(datastore): update the api https://github.com/googleapis/google-api-python-client/commit/ee1091a834aaf37e6b2a279f901543d43152da74
feat(documentai): update the api https://github.com/googleapis/google-api-python-client/commit/02e062eb95ebadf2f8002c34424a7442d327c765
feat(healthcare): update the api https://github.com/googleapis/google-api-python-client/commit/29bd379b11ee39b49d7452f0e9d7aada1536a22f
feat(notebooks): update the api https://github.com/googleapis/google-api-python-client/commit/438b148616d638783b17bf7fe060cdb57a8bc473
feat(ondemandscanning): update the api https://github.com/googleapis/google-api-python-client/commit/8f732ecf65df8e7aa8ad58258ed5d5a0dfed62ea
feat(osconfig): update the api https://github.com/googleapis/google-api-python-client/commit/655a50711fb06b94a3b33a173611cc39cfb2553f
feat(pubsublite): update the api https://github.com/googleapis/google-api-python-client/commit/fc27fe7319f659032e2c3e9fe7be24224dca9fb6
feat(run): update the api https://github.com/googleapis/google-api-python-client/commit/de851d225affb67ba9819e9d4c81dc14bc95dcd1
feat(sasportal): update the api https://github.com/googleapis/google-api-python-client/commit/9e472d5f1b8f31708fd535a3a8575f0510dad5a7
feat(storage): update the api https://github.com/googleapis/google-api-python-client/commit/6117646c93e672eb34816b6db4d2b84c3c046071
feat(sts): update the api https://github.com/googleapis/google-api-python-client/commit/9e0f476952df90e2fb9b6df287c2ceb2a5417c84
feat(youtube): update the api https://github.com/googleapis/google-api-python-client/commit/2624f80fe82466181d853c35138e04064b1edcef
diff --git a/docs/dyn/chat_v1.spaces.messages.attachments.html b/docs/dyn/chat_v1.spaces.messages.attachments.html
index 9682e9d..2ea5fb1 100644
--- a/docs/dyn/chat_v1.spaces.messages.attachments.html
+++ b/docs/dyn/chat_v1.spaces.messages.attachments.html
@@ -100,7 +100,7 @@
 Returns:
   An object of the form:
 
-    { # An attachment in Hangouts Chat.
+    { # An attachment in Google Chat.
   "attachmentDataRef": { # A reference to the data of an attachment. # A reference to the attachment data. This is used with the media API to download the attachment data.
     "resourceName": "A String", # The resource name of the attachment data. This is used with the media API to download the attachment data.
   },