more accurate 2.31 forkheight for mainnet and testnet

Author: chessai

src/Chainweb/Version/Mainnet.hs

@@ -155,7 +155,7 @@ mainnet = ChainwebVersion
         Chainweb228Pact -> AllChains (ForkAtBlockHeight $ BlockHeight 5_659_280) -- 2025-03-18 00:00:00+00:00
         Chainweb229Pact -> AllChains (ForkAtBlockHeight $ BlockHeight 5_785_923) -- 2025-05-01 00:00:00+00:00
         Chainweb230Pact -> AllChains (ForkAtBlockHeight $ BlockHeight 6_027_616) -- 2025-07-24 00:00:00+00:00
-        Chainweb231Pact -> AllChains (ForkAtBlockHeight $ BlockHeight 6_269_381) -- 2025-10-16 00:00:00+00:00
+        Chainweb231Pact -> AllChains (ForkAtBlockHeight $ BlockHeight 6_269_344) -- 2025-10-16 00:00:00+00:00
         Chainweb232Pact -> AllChains ForkNever
 
     , _versionGraphs =

src/Chainweb/Version/Testnet04.hs

@@ -135,7 +135,7 @@ testnet04 = ChainwebVersion
         Chainweb228Pact -> AllChains $ ForkAtBlockHeight $ BlockHeight 5_155_146 -- 2025-03-11 00:00:00+00:00
         Chainweb229Pact -> AllChains $ ForkAtBlockHeight $ BlockHeight 5_300_466 -- 2025-04-30 12:00:00+00:00
         Chainweb230Pact -> AllChains $ ForkAtBlockHeight $ BlockHeight 5_542_190 -- 2025-07-23 12:00:00+00:00
-        Chainweb231Pact -> AllChains $ ForkAtBlockHeight $ BlockHeight 5_784_009 -- 2025-10-15 12:00:00+00:00 
+        Chainweb231Pact -> AllChains $ ForkAtBlockHeight $ BlockHeight 5_783_985 -- 2025-10-15 12:00:00+00:00 
         Chainweb232Pact -> AllChains ForkNever
 
     , _versionGraphs =