chore(main): release 5.1.1

[github-actions[bot]]

:robot: I have created a release beep boop

5.1.1 (2024-03-26)

Bug Fixes

• improved LDClient.identify(...) behavior when offline (#261) (24ce942)

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[github-actions[bot]]

:robot: Release is at https://github.com/launchdarkly/android-client-sdk/releases/tag/5.1.1 :sunflower: