added confirm password field

[Niharika0104]

Description

I have added confirm password field and added neccessary validations to it My issue number is : #323

Related Issue

None

Screenshots / GIFs (if applicable)

Checklist:

• [x] I have performed a self-review of my code
• [x] I have added/updated relevant documentation (if needed)
• [x] I have tested the changes locally and they function as expected
• [x] I have ensured my code follows the project's coding standards

[rishicds]

Please fix the merge conflicts