docs: Update Google chat app command documentation

Google APIs · copybara-github · commit 07f74b10a2d8 · 2025-02-11T12:12:05.000-08:00
PiperOrigin-RevId: 725724155
diff --git a/google/chat/v1/slash_command.proto b/google/chat/v1/slash_command.proto
@@ -26,7 +26,7 @@ option php_namespace = "Google\\Apps\\Chat\\V1";
 option ruby_package = "Google::Apps::Chat::V1";
 
 // A [slash
-// command](https://developers.google.com/workspace/chat/slash-commands) in
+// command](https://developers.google.com/workspace/chat/commands) in
 // Google Chat.
 message SlashCommand {
   // The ID of the slash command invoked.
