[MM-56073] MMCTL delete post command (#27539)

Co-authored-by: Ben Schumacher <ben.schumacher@mattermost.com>

webapp/platform/types/src/config.ts

@@ -395,6 +395,7 @@ export type ServiceSettings = {
     UniqueEmojiReactionLimitPerPost: number;
     RefreshPostStatsRunTime: string;
     MaximumPayloadSizeBytes: number;
+    EnableAPIPostDeletion: boolean;
     MaximumURLLength: number;
 };