Added the option for new users to input their name when signing up & UI fixes

[Nathaniel-Akubuo]

UI FIXES Changed the fonts and font size on the add, create and join organization page to match the design specs inline with my task. Also fixed the alignment on the select email page and added the correct font and size.

ADDED TEXTFIELDS TO COLLECT THE NEW USER'S FIRST AND LAST NAME WHEN SIGNING UP

https://user-images.githubusercontent.com/61379839/136358533-65ca9a60-1bac-4b07-acb8-b37dc5daed4f.mp4

[github-actions[bot]]

The status is success

[Nathaniel-Akubuo]

Please upload a video showing what you did.

And specify on the description the exact UI fixes.

Please upload a video showing what you did.

And specify on the description the exact UI fixes.

Video has been uploaded and description of the UI fixes has been added

[Nathaniel-Akubuo]

Minor changes requested and upload a complete video showing that the First name and Last name was successfully used in signing up, you can send a screenshot of the output from the console

Done

[github-actions[bot]]

The status is success

[github-actions[bot]]

The status is success