fix: remove iso-dependency-managers reference

Author: XeonBloomfield

skills/rn-native-ios-tooling/SKILL.md

@@ -1,40 +1,34 @@
 ---
 name: rn-native-ios-tooling
-description: Covers iOS dependency manager comparison (SPM vs Carthage vs CocoaPods) and Objective-C to Swift migration strategies. Use when evaluating iOS dependency managers or planning an ObjC to Swift migration.
+description: Covers Objective-C to Swift migration strategies. Use when planning an ObjC to Swift migration.
 license: MIT
 metadata:
   author: Callstack
-  tags: react-native, ios, spm, cocoapods, carthage, objc, swift, migration
+  tags: react-native, ios, objc, swift, migration
 ---
 
 # React Native Native iOS Tooling
 
 ## Overview
 
-Practical guidance for iOS dependency management and Objective-C to Swift migration in React Native projects.
+Practical guidance for Objective-C to Swift migration in React Native projects.
 
 ## When to Apply
 
 Reference these guidelines when:
-- Choosing or switching iOS dependency managers (SPM, Carthage, CocoaPods)
 - Planning a migration from Objective-C to Swift
-- Evaluating the cost of switching away from CocoaPods
 
 ## Quick Reference
 
 | File | Description |
 |------|-------------|
-| [ios-dependency-managers.md][ios-dependency-managers] | SPM vs Carthage vs CocoaPods comparison |
 | [objc-to-swift-migration.md][objc-to-swift-migration] | ObjC → Swift migration checklist |
 
 ## Problem → Skill Mapping
 
 | Problem | Start With |
 |---------|------------|
-| Choosing iOS dependency manager | [ios-dependency-managers.md][ios-dependency-managers] |
-| Migrating away from CocoaPods | [ios-dependency-managers.md][ios-dependency-managers] |
 | Planning ObjC to Swift migration | [objc-to-swift-migration.md][objc-to-swift-migration] |
 | Migrating native module to Swift | [objc-to-swift-migration.md][objc-to-swift-migration] |
 
-[ios-dependency-managers]: references/ios-dependency-managers.md
 [objc-to-swift-migration]: references/objc-to-swift-migration.md