Merge branch '99-deprecation-coming-need-to-upgrade-react-navigation-to-v5' into 'master'

Resolve "Deprecation coming - Need to upgrade React Navigation to V5"

Closes #99

See merge request elearning/mahara-mobile-react-native!211
3 jobs for 249-storybook-document-components in 8 minutes and 38 seconds (queued for 3 seconds)
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  Build
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00:03:01

 
  Lint
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00:01:44

 
  Test
passed test #4123

00:03:53