feat: added auto merge

[theprashantyadav]

what

• Describe high-level what changed as a result of these commits (i.e. in plain-english, what do these changes mean?)
• Use bullet points to be concise and to the point.

why

• Provide the justifications for the changes (e.g. business case).
• Describe why these changes were made (e.g. why do these commits fix the problem?)
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references

• Link to any supporting jira issues or helpful documentation to add some context (e.g. stackoverflow).
• Use closes #123, if this PR closes a Jira issue #123

[mamrajyadav]

LGTM