[core][Android] Remove user-facing deprecated functions (#21378)

# Why

Removes user-facing functions which were deprecated.

# How

- Removed `ViewManager` component
- Removed the ability t

[core][Android] Remove user-facing deprecated functions (#21378)

# Why

Removes user-facing functions which were deprecated.

# How

- Removed `ViewManager` component
- Removed the ability to call `registerForActivityResult` directly on the `AppContex` class
- Removed `coroutineScope` from the module class

# Test Plan

- unit tests ✅
- build bare-expo ✅

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