Corrects service creation help message (#5229)

pkg/odo/cli/service/create.go

@@ -144,7 +144,7 @@ func NewCmdServiceCreate(name, fullName string) *cobra.Command {
 	// remove this feature after enabling service create interactive mode for operator backed services
 	serviceCreateCmd.Flags().StringVar(&o.fromFile, "from-file", "", "Path to the file containing yaml specification to use to start operator backed service")
 
-	serviceCreateCmd.Flags().StringArrayVarP(&o.parameters, "parameters", "p", []string{}, "Parameters of the plan where a parameter is expressed as <key>=<value")
+	serviceCreateCmd.Flags().StringArrayVarP(&o.parameters, "parameters", "p", []string{}, "Parameters to be used to create Operator backed service where a parameter is expressed as <key>=<value")
 	serviceCreateCmd.Flags().BoolVarP(&o.wait, "wait", "w", false, "Wait until the service is ready")
 	genericclioptions.AddContextFlag(serviceCreateCmd, &o.componentContext)
 	return serviceCreateCmd