Add matthew-carroll to reviewers (flutter#2525)

* Add matthew-carroll to reviewers

CODEOWNERS

@@ -4,19 +4,22 @@
 # These names are just suggestions. It is fine to have your changes
 # reviewed by someone else.
 
-packages/android_alarm_manager/* @bkonyi
-packages/android_intent/* @mklim
-packages/battery/* @amirh
-packages/camera/* @bparrishMines @mklim
-packages/connectivity/* @cyanglaz
-packages/e2e/* @collinjackson @digiter
-packages/espresso/* @collinjackson @adazh
-packages/google_maps_flutter/* @cyanglaz
-packages/google_sign_in/* @cyanglaz @mehmetf
-packages/image_picker/* @cyanglaz
-packages/in_app_purchase/* @mklim @cyanglaz
-packages/ios_platform_images/* @gaaclarke
-packages/package_info/* @cyanglaz
-packages/url_launcher/* @mklim
-packages/video_player/* @iskakaushik @cyanglaz
-packages/webview_flutter/* @amirh
+packages/android_alarm_manager/*              @bkonyi
+packages/android_intent/*                     @mklim @matthew-carroll
+packages/battery/*                            @amirh @matthew-carroll
+packages/camera/*                             @bparrishMines @mklim
+packages/connectivity/*                       @cyanglaz @matthew-carroll
+packages/device_info/*                        @matthew-carroll
+packages/e2e/*                                @collinjackson @digiter
+packages/espresso/*                           @collinjackson @adazh
+packages/google_maps_flutter/*                @cyanglaz
+packages/google_sign_in/*                     @cyanglaz @mehmetf
+packages/image_picker/*                       @cyanglaz
+packages/in_app_purchase/*                    @mklim @cyanglaz
+packages/ios_platform_images/*                @gaaclarke
+packages/package_info/*                       @cyanglaz @matthew-carroll
+packages/path_provider/*                      @matthew-carroll
+packages/shared_preferences/*                 @matthew-carroll
+packages/url_launcher/*                       @mklim
+packages/video_player/*                       @iskakaushik @cyanglaz
+packages/webview_flutter/*                    @amirh