Add 21 Sei ecosystem repos (#2903)

Author: alexander-sei

migrations/2026-06-15T132925_Sei_update

@@ -0,0 +1,21 @@
+repadd "Sei Network" https://github.com/0xtrou/cw721-minter-via-wasmd
+repadd "Sei Network" https://github.com/CaviesLabs/1mscan
+repadd "Sei Network" https://github.com/DefiLlama/defillama-server
+repadd "Sei Network" https://github.com/RobotLivermore/sei20-super-minter
+repadd "Sei Network" https://github.com/Sciampa/Frontend-Airdrop
+repadd "Sei Network" https://github.com/Shreyas-sei/docs-code-snippets
+repadd "Sei Network" https://github.com/Space-ID/sdk-demo-vite
+repadd "Sei Network" https://github.com/Sparrowswap/sparrowswap-contracts
+repadd "Sei Network" https://github.com/TheSupermanish/magic-evm
+repadd "Sei Network" https://github.com/aura-nw/horoscope-sei-proto
+repadd "Sei Network" https://github.com/aura-nw/horoscope-v2-sei-proto
+repadd "Sei Network" https://github.com/bongdungyeuem27/lottery
+repadd "Sei Network" https://github.com/holazz/seis-minter
+repadd "Sei Network" https://github.com/minhhieuuet/sei-sign
+repadd "Sei Network" https://github.com/mxnster/sei-treasure
+repadd "Sei Network" https://github.com/pengovbr/sei-docker
+repadd "Sei Network" https://github.com/shashank-kalluri/mbc-site
+repadd "Sei Network" https://github.com/smellems/sei-tools
+repadd "Sei Network" https://github.com/songil88620/SEI_BOT
+repadd "Sei Network" https://github.com/souvik0908/sei-sense
+repadd "Sei Network" https://github.com/xiaozuoyou/sei-tool