Disable charset detector on iOS as workaround to fix build ios fail

Signed-off-by: dab246 <tdvu@linagora.com>

ios/Podfile.lock

@@ -93,10 +93,6 @@ PODS:
   - flutter_appauth (0.0.1):
     - AppAuth (= 1.7.4)
     - Flutter
-  - flutter_charset_detector_darwin (0.0.1):
-    - Flutter
-    - FlutterMacOS
-    - UniversalDetector2 (= 2.0.1)
   - flutter_downloader (0.0.1):
     - Flutter
   - flutter_file_dialog (0.0.1):
@@ -201,7 +197,6 @@ PODS:
     - Flutter
     - FlutterMacOS
   - SwiftyGif (5.4.4)
-  - UniversalDetector2 (2.0.1)
   - url_launcher_ios (0.0.1):
     - Flutter
   - workmanager (0.0.1):
@@ -221,7 +216,6 @@ DEPENDENCIES:
   - fk_user_agent (from `.symlinks/plugins/fk_user_agent/ios`)
   - Flutter (from `Flutter`)
   - flutter_appauth (from `.symlinks/plugins/flutter_appauth/ios`)
-  - flutter_charset_detector_darwin (from `.symlinks/plugins/flutter_charset_detector_darwin/darwin`)
   - flutter_downloader (from `.symlinks/plugins/flutter_downloader/ios`)
   - flutter_file_dialog (from `.symlinks/plugins/flutter_file_dialog/ios`)
   - flutter_image_compress_common (from `.symlinks/plugins/flutter_image_compress_common/ios`)
@@ -267,7 +261,6 @@ SPEC REPOS:
     - SDWebImage
     - SDWebImageWebPCoder
     - SwiftyGif
-    - UniversalDetector2
 
 EXTERNAL SOURCES:
   app_links:
@@ -296,8 +289,6 @@ EXTERNAL SOURCES:
     :path: Flutter
   flutter_appauth:
     :path: ".symlinks/plugins/flutter_appauth/ios"
-  flutter_charset_detector_darwin:
-    :path: ".symlinks/plugins/flutter_charset_detector_darwin/darwin"
   flutter_downloader:
     :path: ".symlinks/plugins/flutter_downloader/ios"
   flutter_file_dialog:
@@ -366,7 +357,6 @@ SPEC CHECKSUMS:
   fk_user_agent: 1f47ec39291e8372b1d692b50084b0d54103c545
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
   flutter_appauth: 1ce438877bc111c5d8f42da47729909290624886
-  flutter_charset_detector_darwin: fb3692d6d72cb6afcce7b0dd1a9516be6e78556e
   flutter_downloader: b7301ae057deadd4b1650dc7c05375f10ff12c39
   flutter_file_dialog: 4c014a45b105709a27391e266c277d7e588e9299
   flutter_image_compress_common: ec1d45c362c9d30a3f6a0426c297f47c52007e3e
@@ -398,7 +388,6 @@ SPEC CHECKSUMS:
   share_plus: c3fef564749587fc939ef86ffb283ceac0baf9f5
   shared_preferences_foundation: 5b919d13b803cadd15ed2dc053125c68730e5126
   SwiftyGif: 93a1cc87bf3a51916001cf8f3d63835fb64c819f
-  UniversalDetector2: 7c9ffd935cf050eeb19edf7e90f6febe3743a1af
   url_launcher_ios: 68d46cc9766d0c41dbdc884310529557e3cd7a86
   workmanager: 0afdcf5628bbde6924c21af7836fed07b42e30e6