remove end-of-line whitespace

Change-Id: I5c0415f47d4c3a9827574fbdab949b45718d9ea4
Reviewed-on: https://asterix-gerrit.ics.uci.edu/601
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Yingyi Bu <buyingyi@gmail.com>
diff --git a/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/LexerException.java b/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/LexerException.java
index 8b37bae..9030eb2 100644
--- a/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/LexerException.java
+++ b/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/LexerException.java
@@ -19,11 +19,11 @@
 package [PACKAGE];
 
 public class [LEXER_NAME]Exception extends Exception {
-    
+
     public [LEXER_NAME]Exception(String message) {
         super(message);
     }
-    
+
     private static final long serialVersionUID = 1L;
 
 }