Custom copy for notifications that contain mentions (#2050)

NSE/SupportingFiles/target.yml

@@ -66,8 +66,8 @@ targets:
         DEVELOPMENT_TEAM: $(DEVELOPMENT_TEAM)
         CODE_SIGN_ENTITLEMENTS: NSE/SupportingFiles/NSE.entitlements
         SWIFT_OBJC_INTERFACE_HEADER_NAME: GeneratedInterface-Swift.h
-      debug:
-      release:
+        OTHER_SWIFT_FLAGS:
+        - "-DIS_NSE"
 
     sources:
     - path: ../Sources
@@ -91,7 +91,6 @@ targets:
     - path: ../../ElementX/Sources/Other/Logging
     - path: ../../ElementX/Sources/Other/MatrixEntityRegex.swift
     - path: ../../ElementX/Sources/Other/PermalinkBuilder.swift
-    - path: ../../ElementX/Sources/Other/SharedUserDefaultsKeys.swift
     - path: ../../ElementX/Sources/Other/SwiftUI/Views/PlaceholderAvatarImage.swift
     - path: ../../ElementX/Sources/Other/UserAgentBuilder.swift
     - path: ../../ElementX/Sources/Other/UserPreference.swift
@@ -107,3 +106,4 @@ targets:
     - path: ../../ElementX/Sources/Services/Notification/Proxy
     - path: ../../ElementX/Sources/Services/Room/RoomSummary/RoomMessageEventStringBuilder.swift
     - path: ../../ElementX/Sources/Services/UserSession/RestorationToken.swift
+    - path: ../../ElementX/Sources/Application/AppSettings.swift