Fix linting error

Author: csidell-earny

packages/common/exceptions/http.exception.ts

@@ -32,7 +32,7 @@ export class HttpException extends Error {
   }
 
   private getErrorString(target) {
-    if(typeof target === 'string') {
+    if (typeof target === 'string') {
       return target;
     }
 

packages/microservices/exceptions/rpc-exception.ts

@@ -10,7 +10,7 @@ export class RpcException extends Error {
   }
 
   private getErrorString(target) {
-    if(typeof target === 'string') {
+    if (typeof target === 'string') {
       return target;
     }
 

packages/websockets/errors/ws-exception.ts

@@ -11,7 +11,7 @@ export class WsException extends Error {
   }
 
   private getErrorString(target) {
-    if(typeof target === 'string') {
+    if (typeof target === 'string') {
       return target;
     }