UI look and feel updates

[aahnik]

• speakers component to be updated with company logo, and speakers name/designation outside of speakers image
• all social media links in footer
• reduce vertical empty space in key components
• font size increase in "register now" button in nav bar
• setting site favicon
• empty space reduction in site home page below cta buttons
• add filecoin logo
• make sponsors and partners clickable, and redirect to their sites
• logos in order: college logo, then event name then sponsors and then partners (all should fit in 1st screen in lg+ screen)
• empty space in hackathon wobble card components
• icons in analytics cards
• experience x like never before component, needs dark mode fix for x
• new cta to join whatsapp group for doubts
• footer section titles revert back to old font
• add a blackish dim blurr layer over whole website, so that colors look soothing
• fix /join page footer in mobile view, and overflow of "don't forget" box outside bg
• fix lego loader centeredness in mobile view
• announce hackathon prize pool in website