Merge pull request #155 from osmosis-labs/UPDATE-MAINNET_VERSION-TO-31.0.0-663091014ca9

Update MAINNET_VERSION version to 31.0.0

Author: alessandrolomanto

i.py

@@ -18,7 +18,7 @@
 INSTALL_CHOICES = ['node', 'client', 'localosmosis']
 PRUNING_CHOICES = ['default', 'nothing', 'everything']
 
-MAINNET_VERSION = "30.0.5"
+MAINNET_VERSION = "31.0.0"
 TESTNET_VERSION = "31.0.0-rc0"
 
 # CLI arguments