fix typo

docs/migrations/support-denoms-with-slashes.md

@@ -1,4 +1,4 @@
-# Migrating from not supporing base denoms with slashes to supporting base denoms with slashes
+# Migrating from not supporting base denoms with slashes to supporting base denoms with slashes
 
 This document is intended to highlight significant changes which may require more information than presented in the CHANGELOG.
 Any changes that must be done by a user of ibc-go should be documented here.
@@ -98,4 +98,4 @@ func migrateGenesisSlashedDenomsUpgrade(appState genutiltypes.AppMap, clientCtx
 }
 ```
 
-For a more detailed sample, please check out the code changes in [this pull request](https://github.com/cosmos/ibc-go/pull/1528).
+For a more detailed sample, please check out the code changes in [this pull request](https://github.com/cosmos/ibc-go/pull/1528).