Update op-token-overview to include airdrop 5

pages/op-token/op-token-overview.mdx

@@ -117,7 +117,13 @@ Airdrop 4 took place on Feb 20, 2024, and distributed **10,343,757.81 OP to 22,9
 
 See the [Airdrop #4 documentation](/op-token/airdrops/airdrop-4) for a detailed breakdown of eligibility criteria.
 
-### Future airdrops (#5, 6, …)
+### Airdrop #5
+
+Airdrop 5 took place on the 9th of Oct 2024, and distributed **10,368,678 OP to 54,723 unique addresses.** Airdrop #5 rewarded power users who have contributed to the growth of the Superchain Ecosystem. The best apps across social, DeFi, gaming and more live on the Superchain, and it’s crucial to support their growth and success. EOA addresses that made App transactions on OP Mainnet, Base, Zora, Mode, Metal, Fraxtal, Cyber, Mint, Swan, Redstone, Lisk, Derive, BOB, Xterio, Polynomial, Race, and Orderly between 2024-03-15 00:00:00 UTC and 2024-09-15 00:00:00 UTC within the Airdrop #5 criteria recieved this airdrop.
+
+See the [Airdrop #5 documentation](/op-token/airdrops/airdrop-5) for a detailed breakdown of eligibility criteria.
+
+### Future airdrops (#6, 7, …)
 
 An allocation of **14%** of the OP token supply will be held in reserve for future user airdrops.