build(deps): bump cosmossdk.io/api from 0.3.1 to 0.7.6

Bumps [cosmossdk.io/api](https://github.com/cosmos/cosmos-sdk) from 0.3.1 to 0.7.6.
- [Release notes](https://github.com/cosmos/cosmos-sdk/releases)
- [Changelog](https://github.com/cosmos/cosmos-sdk/blob/main/CHANGELOG.md)
- [Commits](cosmos/cosmos-sdk@v0.3.1...api/v0.7.6)

---
updated-dependencies:
- dependency-name: cosmossdk.io/api
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -3,7 +3,7 @@ module github.com/zeta-chain/ethermint
 go 1.19
 
 require (
-	cosmossdk.io/api v0.3.1
+	cosmossdk.io/api v0.7.6
 	cosmossdk.io/errors v1.0.1
 	cosmossdk.io/math v1.3.0
 	cosmossdk.io/tools/rosetta v0.2.1

go.sum

@@ -184,8 +184,8 @@ cloud.google.com/go/webrisk v1.4.0/go.mod h1:Hn8X6Zr+ziE2aNd8SliSDWpEnSS1u4R9+xX
 cloud.google.com/go/webrisk v1.5.0/go.mod h1:iPG6fr52Tv7sGk0H6qUFzmL3HHZev1htXuWDEEsqMTg=
 cloud.google.com/go/workflows v1.6.0/go.mod h1:6t9F5h/unJz41YqfBmqSASJSXccBLtD1Vwf+KmJENM0=
 cloud.google.com/go/workflows v1.7.0/go.mod h1:JhSrZuVZWuiDfKEFxU0/F1PQjmpnpcoISEXH2bcHC3M=
-cosmossdk.io/api v0.3.1 h1:NNiOclKRR0AOlO4KIqeaG6PS6kswOMhHD0ir0SscNXE=
-cosmossdk.io/api v0.3.1/go.mod h1:DfHfMkiNA2Uhy8fj0JJlOCYOBp4eWUUJ1te5zBGNyIw=
+cosmossdk.io/api v0.7.6 h1:PC20PcXy1xYKH2KU4RMurVoFjjKkCgYRbVAD4PdqUuY=
+cosmossdk.io/api v0.7.6/go.mod h1:IcxpYS5fMemZGqyYtErK7OqvdM0C8kdW3dq8Q/XIG38=
 cosmossdk.io/core v0.5.1 h1:vQVtFrIYOQJDV3f7rw4pjjVqc1id4+mE0L9hHP66pyI=
 cosmossdk.io/core v0.5.1/go.mod h1:KZtwHCLjcFuo0nmDc24Xy6CRNEL9Vl/MeimQ2aC7NLE=
 cosmossdk.io/depinject v1.0.0-alpha.4 h1:PLNp8ZYAMPTUKyG9IK2hsbciDWqna2z1Wsl98okJopc=