Fix: sort reviewers by Name

[VipinDevelops]

Linked Issue(s)

#398

Acceptance Criteria fulfillment

• When sorting Reviewers, the number of reviewers is the primary sort, and alphabetically after that

Proposed changes (including videos or screenshots)

Before

After

[CLAassistant]

All committers have signed the CLA.

[VipinDevelops]

Hey, @e-for-eshaan Can you please take a look at this PR,
To solve the error, I used the spread operator ([...]) to create a shallow copy of the pr.reviewers array before sorting it, preventing the mutation of the original array.

[jayantbh]

LGTM! Congrats on getting this merged, sire!

[VipinDevelops]

LGTM! Congrats on getting this merged, sire!

Thanks for merging this :) .