Fixes part of #1267: Added newInstance function in TopicInfoFragment

[sajalasati]

Explanation

Partly fixes #1267.
I have added a newInstance function in the TopicInfoFragment file as part of the code optimization suggested in the issue.
I request @vinitamurthi @nikitamarysolomanpvt @rt4914 to please this review this.

Checklist

• The PR title starts with "Fix #bugnum: ", followed by a short, clear summary of the changes. (If this PR fixes part of an issue, prefix the title with "Fix part of #bugnum: ...".)
• The PR explanation includes the words "Fixes #bugnum: ..." (or "Fixes part of #bugnum" if the PR only partially fixes an issue).
• The PR follows the style guide.
• The PR does not contain any unnecessary auto-generated code from Android Studio.
• The PR is made from a branch that's not called "develop".
• The PR is made from a branch that is up-to-date with "develop".
• The PR's branch is based on "develop" and not on any other branch.
• The PR is assigned to an appropriate reviewer in both the Assignees and the Reviewers sections.

[rt4914]

This is nice but the function is not getting used anywhere, left some comments accodingly.

[vinitamurthi]

LGTM, I will defer to @rt4914 and @nikitamarysolomanpvt for the structure of this

[rt4914]

@sajalasati The Title of the PR should be Fixes part of #1267: Added newInstance function in TopicInfoFragment

[rt4914]

LGTM, thanks.

[nikitamarysolomanpvt]

LGTM, besides the naming of argument key for example PROFILE_ID_ARGUMENT_KEY. Hope this will be handled in another PR.

[vinitamurthi]

Looks like tests pass so I am merging this PR now