[MM-64425] Add configurable account deletion link (#31396)

* [MM-64425] Add configurable account deletion link

* Fix types

* PR feedback

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Co-authored-by: Mattermost Build <build@mattermost.com>

webapp/platform/types/src/config.ts

@@ -222,6 +222,7 @@ export type ClientConfig = {
     UsersStatusAndProfileFetchingPollIntervalMilliseconds: string;
     YoutubeReferrerPolicy: 'true' | 'false';
     ScheduledPosts: string;
+    DeleteAccountLink: string;
 };
 
 export type License = {
@@ -410,6 +411,7 @@ export type ServiceSettings = {
     ScheduledPosts: boolean;
     EnableWebHubChannelIteration: boolean;
     FrameAncestors: string;
+    DeleteAccountLink: string;
 };
 
 export type TeamSettings = {