Feat: Contact Form - Implement Success Message after submission

[Amruta7203]

Describe the feature

Upon successful submission of the contact form, there's no feedback mechanism to inform users if their message has been received. This can leave them unsure whether their contact attempt was successful.

I propose implementing a success message that displays when a user submits the contact form with a valid email address (as proposed in #138 ). This message will provide confirmation and improve the overall user experience.

Add ScreenShots

the form does not display any msg after clicking on submit button.

Record

• [X] I agree to follow this project's Code of Conduct
• [X] I'm a GSSOC'24 contributor
• [X] I want to work on this issue

[subhadeeproy3902]

ok make sure that submissions reach to my email as well @Amruta7203

[Amruta7203]

Ok @subhadeeproy3902

[chitraa-cj]

Please assign this to me

[github-actions[bot]]

Hello @Amruta7203! Your issue #139 has been closed. Thank you for your contribution!