feat: release v7 (#740)

BREAKING CHANGE: actually, should not be breaking but it's a big update

Author: vonovak

README.md

@@ -2,9 +2,9 @@
 
 See this [issue](https://github.com/react-native-datetimepicker/datetimepicker/issues/313).
 
-### Backers
+### Financial backers
 
-Support us with a monthly donation and help us continue our activities. [Become a backer on OpenCollective](https://opencollective.com/react-native-datetimepicker) or [sponsor us on GitHub Sponsors](https://github.com/sponsors/react-native-datetimepicker).
+Support us with a monthly donation to help us keep the module maintained. [Become a backer on OpenCollective](https://opencollective.com/react-native-datetimepicker) or [sponsor us on GitHub Sponsors](https://github.com/sponsors/react-native-datetimepicker).
 
 <a href="https://opencollective.com/react-native-datetimepicker/donate" target="_blank">
   <img src="https://opencollective.com/react-native-datetimepicker/backers.svg?width=890" width=890 />