chore: update scripts/update-cocoa.sh to 8.4.0

Author: web-flow

CHANGELOG.md

@@ -15,6 +15,9 @@
 - Bump Android SDK from v6.16.0 to v6.17.0 ([#2948](https://github.com/getsentry/sentry-react-native/pull/2948))
   - [changelog](https://github.com/getsentry/sentry-java/blob/main/CHANGELOG.md#6170)
   - [diff](https://github.com/getsentry/sentry-java/compare/6.16.0...6.17.0)
+- Bump Cocoa SDK from v8.3.3 to v8.4.0 ([#2954](https://github.com/getsentry/sentry-react-native/pull/2954))
+  - [changelog](https://github.com/getsentry/sentry-cocoa/blob/main/CHANGELOG.md#840)
+  - [diff](https://github.com/getsentry/sentry-cocoa/compare/8.3.3...8.4.0)
 
 ## 5.3.0
 

RNSentry.podspec

@@ -19,7 +19,7 @@ Pod::Spec.new do |s|
   s.preserve_paths = '*.js'
 
   s.dependency 'React-Core'
-  s.dependency 'Sentry/HybridSDK', '8.3.3'
+  s.dependency 'Sentry/HybridSDK', '8.4.0'
 
   s.source_files = 'ios/**/*.{h,mm}'
   s.public_header_files = 'ios/RNSentry.h'