[in_app_purchase] Ensure the `introductoryPriceMicros` field is popul…

…ated correctly. (flutter#4364)

[camera] Add web support (flutter#4240)

* feat: add web to the example app
* docs: update README and point users to camera_web for more web-specific info.

[webview_flutter] Bump minimum Flutter version and iOS deployment tar…

…get (flutter#4361)

[video_player] Bump minimum Flutter version and iOS deployment target (…

…flutter#4360)

[url_launcher] Bump minimum Flutter version and iOS deployment target (…

…flutter#4359)

[shared_preferences] Bump minimum Flutter version and iOS deployment …

…target (flutter#4357)

[quick_actions] Bump minimum Flutter version and iOS deployment target (

flutter#4356)

[path_provider] Bump minimum Flutter version and iOS deployment target (

flutter#4355)

[local_auth] Bump minimum Flutter version and iOS deployment target (f…

…lutter#4354)

[ios_platform_images] Bump minimum Flutter version and iOS deployment…

… target (flutter#4353)