build(deps): bump golang.org/x/sync from 0.14.0 to 0.15.0

Bumps [golang.org/x/sync](https://github.com/golang/sync) from 0.14.0 to 0.15.0.
- [Commits](golang/sync@v0.14.0...v0.15.0)

---
updated-dependencies:
- dependency-name: golang.org/x/sync
  dependency-version: 0.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

go.mod

@@ -215,7 +215,7 @@ require (
 	golang.org/x/crypto v0.38.0 // indirect
 	golang.org/x/mod v0.24.0 // indirect
 	golang.org/x/net v0.40.0 // indirect
-	golang.org/x/sync v0.14.0
+	golang.org/x/sync v0.15.0
 	golang.org/x/sys v0.33.0 // indirect
 	golang.org/x/term v0.32.0 // indirect
 	golang.org/x/text v0.25.0 // indirect