organized imports

runtime/src/org/aspectj/runtime/reflect/StringMaker.java

@@ -16,8 +16,6 @@ package org.aspectj.runtime.reflect;
 
 import java.lang.reflect.Modifier;
 
-import org.aspectj.lang.JoinPoint;
-
 class StringMaker {
     boolean shortTypeNames = true;
     boolean includeArgs = true;