Remove input from gitignore

...129839047-login-button-login-rounded-green-sign-login.jpg

...isolated-white-background-login-button-icon-127001264.jpg

src/input/login-button/47.dm7j0.png

src/input/login-button/48.wYWwp.png

src/input/login-button/49.login-button-png-24.png

...quare-3d-realistic-isolated-web-button-vector-8974972.jpg

....32-321685_login-button-clip-art-red-login-button-png.png

src/input/login-button/6.login-button_1599084.jpg

src/input/login-button/7.Grey-Login-Button.jpg

...n-login-icon-on-white-background-flat-vector-21669941.jpg

src/input/login-button/9.44517345-login-button.jpg