Add new btc price tracker activity on reward points and deploy to prod

[rohitmalhotra1420]

A new Push Points activity needs to go live on 20th Nov (by 12PM UTC)

Title: Subscribe to BTC Price Tracker Channel on Push
Body: Earn points by subscribing to the BTC Tracker Channel on Push
Condition: User must be subscribed to the BTC Tracker channel
Points: 3000
Multiplier: NA
Channel Address: https://app.push.org/channels/0x03EAAAa48ea78d1E66eA3458364d553AD981871E