build(deps): bump github.com/linkedin/goavro/v2 from 2.14.1 to 2.15.0 (#8484)

Bumps [github.com/linkedin/goavro/v2](https://github.com/linkedin/goavro) from 2.14.1 to 2.15.0.
- [Release notes](https://github.com/linkedin/goavro/releases)
- [Commits](https://github.com/linkedin/goavro/compare/v2.14.1...v2.15.0)

---
updated-dependencies:
- dependency-name: github.com/linkedin/goavro/v2
  dependency-version: 2.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -138,7 +138,7 @@ require (
 	github.com/hashicorp/raft-boltdb/v2 v2.3.1
 	github.com/hashicorp/vault/api v1.22.0
 	github.com/jhump/protoreflect v1.18.0
-	github.com/linkedin/goavro/v2 v2.14.1
+	github.com/linkedin/goavro/v2 v2.15.0
 	github.com/mattn/go-sqlite3 v1.14.34
 	github.com/minio/crc64nvme v1.1.1
 	github.com/orcaman/concurrent-map/v2 v2.0.1