Update FAQs, Timeline before v1

[Ankk98]

• Update faqs related to prizes and replace it with "To be announced"
• Update and check all data related to dates
• Update timeline

After these are done, then only v1 can be released.

[rexagod]

@JIITODC/trident-volunteers PTAL

[eldracode]

We are still unsure about dates so I added a note below the timeline.