rebase: bump github.com/ceph/go-ceph from 0.20.0 to 0.21.0

Bumps [github.com/ceph/go-ceph](https://github.com/ceph/go-ceph) from 0.20.0 to 0.21.0.
- [Release notes](https://github.com/ceph/go-ceph/releases)
- [Changelog](https://github.com/ceph/go-ceph/blob/master/docs/release-process.md)
- [Commits](https://github.com/ceph/go-ceph/compare/v0.20.0...v0.21.0)

---
updated-dependencies:
- dependency-name: github.com/ceph/go-ceph
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

vendor/github.com/ceph/go-ceph/common/admin/manager/module.go

@@ -7,7 +7,8 @@ import (
 // EnableModule will enable the specified manager module.
 //
 // Similar To:
-//  ceph mgr module enable <module> [--force]
+//
+//	ceph mgr module enable <module> [--force]
 func (fsa *MgrAdmin) EnableModule(module string, force bool) error {
 	m := map[string]string{
 		"prefix": "mgr module enable",
@@ -25,7 +26,8 @@ func (fsa *MgrAdmin) EnableModule(module string, force bool) error {
 // DisableModule will disable the specified manager module.
 //
 // Similar To:
-//  ceph mgr module disable <module>
+//
+//	ceph mgr module disable <module>
 func (fsa *MgrAdmin) DisableModule(module string) error {
 	m := map[string]string{
 		"prefix": "mgr module disable",