Fix code style.

asm/src/main/java/org/objectweb/asm/Type.java

@@ -491,7 +491,7 @@ public class Type {
    * @param numDimensions a number between 0 and {@link #getDimensions} (included).
    * @return the type corresponding to this array type with 'numDimensions' less array dimensions.
    */
-  public Type getElementType(int numDimensions) {
+  public Type getElementType(final int numDimensions) {
     return getType(valueBuffer, valueOffset + numDimensions, valueLength - numDimensions);
   }