made navbar of signup consistent

[Raj-Aditya-27]

Related Issue

[Cite any related issue(s) this pull request addresses. If none, simply state “None”]

Fixes: #224

Description

Resolved an issue where the navbar was inconsistent on the signup page, ensuring uniformity across the site.

Type of PR

• [ x] Bug fix

Screenshots / videos (if applicable)

When navbar of signup page was not same as other pages (Before):

After fixing navbar of signup page(After):

Checklist:

• I have made this change from my own.
• [ x] My code follows the style guidelines of this project.
• [x ] I have performed a self-review of my own code.
• [x ] My changes generate no new warnings.
• [x ] I have tested the changes thoroughly before submitting this pull request.
• [x ] I have provided relevant issue numbers and screenshots after making the changes.

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[github-actions]

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