chore: iOS platform set 14.0

之前是 12.0

参考:  zhangao0086/DKImagePickerController#705 (comment)

```sh
cd ios
pod updaet
```

ios/Podfile

@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-# platform :ios, '12.0'
+platform :ios, '14.0'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
 ENV['COCOAPODS_DISABLE_STATS'] = 'true'

ios/Podfile.lock

@@ -1,33 +1,33 @@
 PODS:
-  - DKImagePickerController/Core (4.3.3):
+  - DKImagePickerController/Core (4.3.9):
     - DKImagePickerController/ImageDataManager
     - DKImagePickerController/Resource
-  - DKImagePickerController/ImageDataManager (4.3.3)
-  - DKImagePickerController/PhotoGallery (4.3.3):
+  - DKImagePickerController/ImageDataManager (4.3.9)
+  - DKImagePickerController/PhotoGallery (4.3.9):
     - DKImagePickerController/Core
     - DKPhotoGallery
-  - DKImagePickerController/Resource (4.3.3)
-  - DKPhotoGallery (0.0.17):
-    - DKPhotoGallery/Core (= 0.0.17)
-    - DKPhotoGallery/Model (= 0.0.17)
-    - DKPhotoGallery/Preview (= 0.0.17)
-    - DKPhotoGallery/Resource (= 0.0.17)
+  - DKImagePickerController/Resource (4.3.9)
+  - DKPhotoGallery (0.0.19):
+    - DKPhotoGallery/Core (= 0.0.19)
+    - DKPhotoGallery/Model (= 0.0.19)
+    - DKPhotoGallery/Preview (= 0.0.19)
+    - DKPhotoGallery/Resource (= 0.0.19)
     - SDWebImage
     - SwiftyGif
-  - DKPhotoGallery/Core (0.0.17):
+  - DKPhotoGallery/Core (0.0.19):
     - DKPhotoGallery/Model
     - DKPhotoGallery/Preview
     - SDWebImage
     - SwiftyGif
-  - DKPhotoGallery/Model (0.0.17):
+  - DKPhotoGallery/Model (0.0.19):
     - SDWebImage
     - SwiftyGif
-  - DKPhotoGallery/Preview (0.0.17):
+  - DKPhotoGallery/Preview (0.0.19):
     - DKPhotoGallery/Model
     - DKPhotoGallery/Resource
     - SDWebImage
     - SwiftyGif
-  - DKPhotoGallery/Resource (0.0.17):
+  - DKPhotoGallery/Resource (0.0.19):
     - SDWebImage
     - SwiftyGif
   - file_picker (0.0.1):
@@ -43,15 +43,15 @@ PODS:
   - path_provider_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
-  - SDWebImage (5.12.5):
-    - SDWebImage/Core (= 5.12.5)
-  - SDWebImage/Core (5.12.5)
+  - SDWebImage (5.19.2):
+    - SDWebImage/Core (= 5.19.2)
+  - SDWebImage/Core (5.19.2)
   - share_plus (0.0.1):
     - Flutter
   - sqflite (0.0.3):
     - Flutter
     - FlutterMacOS
-  - SwiftyGif (5.4.3)
+  - SwiftyGif (5.4.5)
   - url_launcher_ios (0.0.1):
     - Flutter
   - video_player_avfoundation (0.0.1):
@@ -110,23 +110,23 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/webview_flutter_wkwebview/ios"
 
 SPEC CHECKSUMS:
-  DKImagePickerController: 72fd378f244cef3d27288e0aebf217a4467e4012
-  DKPhotoGallery: fdfad5125a9fdda9cc57df834d49df790dbb4179
+  DKImagePickerController: 946cec48c7873164274ecc4624d19e3da4c1ef3c
+  DKPhotoGallery: b3834fecb755ee09a593d7c9e389d8b5d6deed60
   file_picker: 09aa5ec1ab24135ccd7a1621c46c84134bfd6655
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
   flutter_native_splash: edf599c81f74d093a4daf8e17bd7a018854bc778
   isar_flutter_libs: b69f437aeab9c521821c3f376198c4371fa21073
   package_info_plus: 58f0028419748fad15bf008b270aaa8e54380b1c
   path_provider_foundation: 2b6b4c569c0fb62ec74538f866245ac84301af46
-  SDWebImage: 0905f1b7760fc8ac4198cae0036600d67478751e
+  SDWebImage: dfe95b2466a9823cf9f0c6d01217c06550d7b29a
   share_plus: 8875f4f2500512ea181eef553c3e27dba5135aad
   sqflite: 673a0e54cc04b7d6dba8d24fb8095b31c3a99eec
-  SwiftyGif: 6c3eafd0ce693cad58bb63d2b2fb9bacb8552780
+  SwiftyGif: 706c60cf65fa2bc5ee0313beece843c8eb8194d4
   url_launcher_ios: 5334b05cef931de560670eeae103fd3e431ac3fe
   video_player_avfoundation: 7c6c11d8470e1675df7397027218274b6d2360b3
   wakelock_plus: 78ec7c5b202cab7761af8e2b2b3d0671be6c4ae1
   webview_flutter_wkwebview: be0f0d33777f1bfd0c9fdcb594786704dbf65f36
 
-PODFILE CHECKSUM: c4c93c5f6502fe2754f48404d3594bf779584011
+PODFILE CHECKSUM: 775997f741c536251164e3eacf6e34abf2eb7a17
 
 COCOAPODS: 1.15.2