Provisioning: Begin using secrets store (#108044)

- Provisioning: Begin using secrets store
- Refactor integration with secrets store
- Add back the legacy service
- Separate concerns for encrypt and decrypt
- Handle update within Encrypt function
- Add interface for secure value service
- Add feature flag for using secrets service
- Add the dual service for temporary solution.

* Add first integration tests for encrypted tokens
* Add integration test for app platform secrets
* Validate it has the name or not
* Create wire provider
* Always save to the secret if provided secret

---------

Co-authored-by: Roberto Jimenez Sanchez <roberto.jimenez@grafana.com>
Co-authored-by: Roberto Jiménez Sánchez <jszroberto@gmail.com>

pkg/server/wire.go

@@ -427,6 +427,7 @@ var wireBasicSet = wire.NewSet(
 	secretmetadata.ProvideDecryptStorage,
 	secretdecrypt.ProvideDecryptAuthorizer,
 	secretdecrypt.ProvideDecryptAllowList,
+	secretdecrypt.ProvideDecryptService,
 	secretencryption.ProvideDataKeyStorage,
 	secretencryption.ProvideEncryptedValueStorage,
 	secretsecurevalueservice.ProvideSecureValueService,
@@ -502,7 +503,8 @@ func Initialize(cfg *setting.Cfg, opts Options, apiOpts api.ServerOptions) (*Ser
 func InitializeForTest(t sqlutil.ITestDB, testingT interface {
 	mock.TestingT
 	Cleanup(func())
-}, cfg *setting.Cfg, opts Options, apiOpts api.ServerOptions) (*TestEnv, error) {
+}, cfg *setting.Cfg, opts Options, apiOpts api.ServerOptions,
+) (*TestEnv, error) {
 	wire.Build(wireExtsTestSet)
 	return &TestEnv{Server: &Server{}, TestingT: testingT, SQLStore: &sqlstore.SQLStore{}, Cfg: &setting.Cfg{}}, nil
 }