feat: upgrade Kroma Mainnet geth to v0.5.4 (#52)

Author: seolaoh

.env.mainnet

@@ -1,7 +1,7 @@
 # Network to run the node on ("mainnet")
 NETWORK_NAME=mainnet
 
-IMAGE_TAG__KROMA_GETH=v0.5.3
+IMAGE_TAG__KROMA_GETH=v0.5.4
 IMAGE_TAG__KROMA_NODE=v2.0.0
 IMAGE_TAG__KROMA_VALIDATOR=v2.0.0
 IMAGE_TAG__KROMA_PROVER_PROXY=v0.1.3