[image_picker_ios] Make all headers public for SwiftPM to keep inline with CocoaPods (flutter#6707)

To keep the SwiftPM implementation more inline with CocoaPods, make all headers public.

Author: vashworth

packages/image_picker/image_picker_ios/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.8.11+1
+
+* Makes all headers public with Swift Package Manager integration to keep inline with CocoaPods.
+
 ## 0.8.11
 
 * Adds Swift Package Manager compatibility.

packages/image_picker/image_picker_ios/ios/image_picker_ios/Sources/image_picker_ios/FLTImagePickerPlugin.m

@@ -12,11 +12,11 @@
 #import <PhotosUI/PhotosUI.h>
 #import <UIKit/UIKit.h>
 
+#import "./include/image_picker_ios/messages.g.h"
 #import "FLTImagePickerImageUtil.h"
 #import "FLTImagePickerMetaDataUtil.h"
 #import "FLTImagePickerPhotoAssetUtil.h"
 #import "FLTPHPickerSaveImageToPathOperation.h"
-#import "messages.g.h"
 
 @implementation FLTImagePickerMethodCallContext
 - (instancetype)initWithResult:(nonnull FlutterResultAdapter)result {

packages/image_picker/image_picker_ios/ios/image_picker_ios/Sources/image_picker_ios/FLTImagePickerImageUtil.h renamed to packages/image_picker/image_picker_ios/ios/image_picker_ios/Sources/image_picker_ios/include/image_picker_ios/FLTImagePickerImageUtil.h

@@ -5,10 +5,10 @@ module image_picker_ios {
   module * { export * }
 
   explicit module Test {
-    header "../FLTImagePickerPlugin_Test.h"
-    header "../FLTImagePickerImageUtil.h"
-    header "../FLTImagePickerMetaDataUtil.h"
-    header "../FLTImagePickerPhotoAssetUtil.h"
-    header "../FLTPHPickerSaveImageToPathOperation.h"
+    header "image_picker_ios/FLTImagePickerPlugin_Test.h"
+    header "image_picker_ios/FLTImagePickerImageUtil.h"
+    header "image_picker_ios/FLTImagePickerMetaDataUtil.h"
+    header "image_picker_ios/FLTImagePickerPhotoAssetUtil.h"
+    header "image_picker_ios/FLTPHPickerSaveImageToPathOperation.h"
   }
 }

packages/image_picker/image_picker_ios/ios/image_picker_ios/Sources/image_picker_ios/FLTImagePickerMetaDataUtil.h renamed to packages/image_picker/image_picker_ios/ios/image_picker_ios/Sources/image_picker_ios/include/image_picker_ios/FLTImagePickerMetaDataUtil.h

@@ -4,7 +4,7 @@
 // Autogenerated from Pigeon (v17.0.0), do not edit directly.
 // See also: https://pub.dev/packages/pigeon
 
-#import "messages.g.h"
+#import "./include/image_picker_ios/messages.g.h"
 
 #if TARGET_OS_OSX
 #import <FlutterMacOS/FlutterMacOS.h>