revertprovider: crypted provider was not supported in v4

also ensure to initialize kms before the dataprovider, it could be
needed to downgrade secret from cloud kms providers

cmd/revertprovider.go

@@ -32,6 +32,12 @@ Please take a look at the usage below to customize the options.`,
 				logger.WarnToConsole("Unable to initialize data provider, config load error: %v", err)
 				return
 			}
+			kmsConfig := config.GetKMSConfig()
+			err = kmsConfig.Initialize()
+			if err != nil {
+				logger.ErrorToConsole("unable to initialize KMS: %v", err)
+				os.Exit(1)
+			}
 			providerConf := config.GetProviderConf()
 			logger.InfoToConsole("Reverting provider: %#v config file: %#v target version %v", providerConf.Driver,
 				viper.ConfigFileUsed(), revertProviderTargetVersion)