feat(server,web): make user deletion delay configurable (#7663)

* feat(server,web): make user deletion delay configurable

* alphabetical order

* add min for user.deleteDelay in SettingInputField

* make config.user.deleteDelay SettingInputField min consistent format

* fix e2e test

* update description on user delete delay

server/src/infra/entities/system-config.entity.ts

@@ -108,6 +108,8 @@ export enum SystemConfigKey {
   TRASH_DAYS = 'trash.days',
 
   THEME_CUSTOM_CSS = 'theme.customCss',
+
+  USER_DELETE_DELAY = 'user.deleteDelay',
 }
 
 export enum TranscodePolicy {
@@ -276,4 +278,7 @@ export interface SystemConfig {
     externalDomain: string;
     loginPageMessage: string;
   };
+  user: {
+    deleteDelay: number;
+  };
 }