[dev-menu] Add basic tests (#13845)

# Why

Part of ENG-1610.

# How

Added basic infrastructure for unit and UI tests for dev-menu and also created a couple of tests.

# Test Plan

- bare-

[dev-menu] Add basic tests (#13845)

# Why

Part of ENG-1610.

# How

Added basic infrastructure for unit and UI tests for dev-menu and also created a couple of tests.

# Test Plan

- bare-expo

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