CHANGELOG.md in google-apis-chat_v1-0.13.0 vs CHANGELOG.md in google-apis-chat_v1-0.14.0

@@ -1,6 +1,10 @@
 # Release history for google-apis-chat_v1
 
+### v0.14.0 (2021-09-01)
+
+* Regenerated from discovery document revision 20210818
+
 ### v0.13.0 (2021-07-21)
 
 * Regenerated from discovery document revision 20210714
 
 ### v0.12.0 (2021-07-14)