Merge pull request #3346 from input-output-hk/devops-988-bump-devnet-tx-size

[DEVOPS-988] Set devnet max sizes to same as mainnet

Author: disassembler

lib/configuration.yaml

@@ -15007,6 +15007,9 @@ devnet: &devnet
         blockVersionData:
           <<: *mainnet_base_blockVersionData
           slotDuration:      20000 # set to desired value
+          maxHeaderSize:      2000
+          maxProposalSize:   70000 # 70KB
+          maxTxSize:         65536 # 64KiB
         protocolConstants:
           <<: *mainnet_base_protocolConstants
           protocolMagic: 170987650