Add set fee mainnet deployment info (#349)

ethereum/.env.cluster.mainnet

@@ -6,3 +6,5 @@ PYTHNET_EMITTER=0xf8cd23c2ab91237730770bbea08d61005cdda0984348f3f6eecb559638c0bb
 
 GOVERNANCE_CHAIN_ID=0x1
 GOVERNANCE_EMITTER=0x5635979a221c34931e32620b9293a463065555ea71fe97cd6237ade875b12e9e
+
+MIGRATION_12_SET_FEE_VAA=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

ethereum/Deploying.md

@@ -5,12 +5,13 @@ Running the Truffle migrations in [`migrations/prod`](migrations/prod) or [`migr
 This is the deployment process:
 
 ```bash
-# The Secret Recovery Phrase for the wallet the contract will be deployed from.
+# The Secret Recovery Phrase for our deployment account.
 export MNEMONIC=...
 
 # Deploy the changes
 # You might need to repeat this script because of busy RPCs. Repeating would not cause any problem even
-# if the changes are already made. Also, sometimes the gases are not adjusted. Please update them with
+# if the changes are already made. Also, sometimes the gases are not adjusted and it will cause the tx to
+# remain on the mempool for a long time (so there is no progress until timeout). Please update them with
 # the network explorer gas tracker. Tips in Troubleshooting section below can help in case of any error.
 ./deploy.sh <network_a> <network_b> <...>
 # Example: Deploying to some testnet networks

ethereum/truffle-config.js

@@ -88,8 +88,8 @@ module.exports = {
         );
       },
       network_id: "137",
-      gas: 10000000,
-      gasPrice: 50000000000,
+      gas: 20000000,
+      gasPrice: 300000000000,
     },
     mumbai: {
       provider: () => {