image issue

[MAVERICK-VF142]

sign in image is of low resolution and there is no image in forget password page and sign up page

@sarthak027 -- fix it

[MAVERICK-VF142]

• [x] change the low resolution image in sign in page
• [x] add image to forget password page
• [x] add image to sign up page

[Sarthak027]

Please assign it to me

[vermakamya]

@Sarthak027 go ahead. HAPPY HACKING

[Sarthak027]

I have fixed the problem and pushed it.