build(deps): bump github.com/cosmos/ibc-go/v8 in /example_chain

Bumps [github.com/cosmos/ibc-go/v8](https://github.com/cosmos/ibc-go) from 8.5.2 to 8.7.0.
- [Release notes](https://github.com/cosmos/ibc-go/releases)
- [Changelog](https://github.com/cosmos/ibc-go/blob/v8.7.0/CHANGELOG.md)
- [Commits](cosmos/ibc-go@v8.5.2...v8.7.0)

---
updated-dependencies:
- dependency-name: github.com/cosmos/ibc-go/v8
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

example_chain/go.mod

@@ -20,7 +20,7 @@ require (
 	github.com/cosmos/cosmos-sdk v0.50.11
 	github.com/cosmos/gogoproto v1.7.0
 	github.com/cosmos/ibc-go/modules/capability v1.0.1
-	github.com/cosmos/ibc-go/v8 v8.5.2
+	github.com/cosmos/ibc-go/v8 v8.7.0
 	github.com/ethereum/go-ethereum v1.11.5
 	github.com/evmos/os v0.0.0-20240806115830-ab675cc0c776
 	github.com/onsi/ginkgo/v2 v2.22.2

example_chain/go.sum

@@ -402,8 +402,8 @@ github.com/cosmos/iavl v1.2.2 h1:qHhKW3I70w+04g5KdsdVSHRbFLgt3yY3qTMd4Xa4rC8=
 github.com/cosmos/iavl v1.2.2/go.mod h1:GiM43q0pB+uG53mLxLDzimxM9l/5N9UuSY3/D0huuVw=
 github.com/cosmos/ibc-go/modules/capability v1.0.1 h1:ibwhrpJ3SftEEZRxCRkH0fQZ9svjthrX2+oXdZvzgGI=
 github.com/cosmos/ibc-go/modules/capability v1.0.1/go.mod h1:rquyOV262nGJplkumH+/LeYs04P3eV8oB7ZM4Ygqk4E=
-github.com/cosmos/ibc-go/v8 v8.5.2 h1:27s9oeD2AxLQF3e9BQsYt9doONyZ7FwZi/qkBv6Sdks=
-github.com/cosmos/ibc-go/v8 v8.5.2/go.mod h1:P5hkAvq0Qbg0h18uLxDVA9q1kOJ0l36htMsskiNwXbo=
+github.com/cosmos/ibc-go/v8 v8.7.0 h1:HqhVOkO8bDpClXE81DFQgFjroQcTvtpm0tCS7SQVKVY=
+github.com/cosmos/ibc-go/v8 v8.7.0/go.mod h1:G2z+Q6ZQSMcyHI2+BVcJdvfOupb09M2h/tgpXOEdY6k=
 github.com/cosmos/ics23/go v0.11.0 h1:jk5skjT0TqX5e5QJbEnwXIS2yI2vnmLOgpQPeM5RtnU=
 github.com/cosmos/ics23/go v0.11.0/go.mod h1:A8OjxPE67hHST4Icw94hOxxFEJMBG031xIGF/JHNIY0=
 github.com/cosmos/keyring v1.2.0 h1:8C1lBP9xhImmIabyXW4c3vFjjLiBdGCmfLUfeZlV1Yo=