Gitcoin v1.64.0

• [closed] Tribes light housekeeping #7143 #7171
• [closed] Feature/chat mentors #6963
• [closed] Hackathon stats #7203
• [closed] Fix/sponsors #7170
• [closed] Kudos Claim timer not updating dom on completion #7214
• [closed] Add question restrictions to polls #7206
• [closed] Fix typo in banner #7215
• [closed] bug: account for IPV6 in sendgrid #7219
• [closed] bug: fulfiller_email -> profile.email #7221
• [closed] bug: remove unused var kudosNumClonesAvailable #7220
• [closed] proactively stop retrying tasks before max retries exception #7207
• [closed] remove duplicate env key ETHERSCAN_API_KEY #7184
• [closed] fix tribes model expiration def #7200
• [closed] bug: fix ERC-20 payment flow #7198
• [closed] chore: show hackathons 28 days before they start #7199
• [closed] dashboard tweaks + fixes #7176