fix: android gradle build error

[ps73]

Fixes this error during android build:

FAILURE: Build failed with an exception.

* Where:
Build file 'PROJECT_PATH/node_modules/react-native-screen-corner-radius/android/build.gradle' line: 7

* What went wrong:
A problem occurred evaluating project ':react-native-screen-corner-radius'.
> Could not find method jcenter() for arguments [] on repository container of type org.gradle.api.internal.artifacts.dsl.DefaultRepositoryHandler.

[ps73]

Fixes #12