refactor: cleanup

[Nagarjuna0033]

Fixes - Jira-#Issue_Number

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Please Add Screenshots If there are any UI changes.

Before	After

Please make sure these boxes are checked before submitting your pull request - thanks!

• Run the static analysis check ./gradlew check or ci-prepush.sh to make sure you didn't break anything

• If you have multiple commits please combine them into one commit by squashing them.

[Nagarjuna0033]

@niyajali I found these are files that are not used. If I missed any, please let me know I will remove them.

[niyajali]

@Nagarjuna0033
These files Could be moved into cmp-android/demo but no issues Check other files and make sure everything is working as expected and there are some workflows are missing check those too, verify fastlane and release configuration with the earlier(before KMP commits) otherwise the app won't release weekly.

[niyajali]

And Update Readme etc

[Nagarjuna0033]

@niyajali Can you please check the workflow setup that I have updated

[HekmatullahAmin]

@Nagarjuna0033 tag-weekly-release.yaml and promote-to-production.yml workflow are missing could you please add them also