Bump golang.org/x/sync from 0.6.0 to 0.9.0

Bumps [golang.org/x/sync](https://github.com/golang/sync) from 0.6.0 to 0.9.0.
- [Commits](golang/sync@v0.6.0...v0.9.0)

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

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

go.mod

@@ -97,7 +97,7 @@ require (
 	golang.org/x/exp v0.0.0-20231206192017-f3f8817b8deb // @grafana/alerting-squad-backend
 	golang.org/x/net v0.22.0 // @grafana/oss-big-tent @grafana/partner-datasources
 	golang.org/x/oauth2 v0.18.0 // @grafana/identity-access-team
-	golang.org/x/sync v0.6.0 // @grafana/alerting-squad-backend
+	golang.org/x/sync v0.9.0 // @grafana/alerting-squad-backend
 	golang.org/x/time v0.5.0 // @grafana/backend-platform
 	golang.org/x/tools v0.17.0 // @grafana/grafana-as-code
 	gonum.org/v1/gonum v0.12.0 // @grafana/observability-metrics

go.sum

@@ -3536,8 +3536,9 @@ golang.org/x/sync v0.2.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
 golang.org/x/sync v0.4.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
 golang.org/x/sync v0.5.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
-golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
 golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.9.0 h1:fEo0HyrW1GIgZdpbhCRO0PkJajUS5H9IFUztCgEo2jQ=
+golang.org/x/sync v0.9.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=