Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/floodlightcontroller/core/module/FloodlightModuleException.java b/src/main/java/net/floodlightcontroller/core/module/FloodlightModuleException.java
index 20ccc86..8519a3c 100644
--- a/src/main/java/net/floodlightcontroller/core/module/FloodlightModuleException.java
+++ b/src/main/java/net/floodlightcontroller/core/module/FloodlightModuleException.java
@@ -1,9 +1,9 @@
 package net.floodlightcontroller.core.module;
 
 public class FloodlightModuleException extends Exception {
-	private static final long serialVersionUID = 1L;
+    private static final long serialVersionUID = 1L;
 
-	public FloodlightModuleException(String error) {
-		super(error);
-	}
+    public FloodlightModuleException(String error) {
+        super(error);
+    }
 }