Doclava template changes associated with default methods

The ordering of method declaration modifiers changed slightly
to reflect the ordering given in:

http://docs.oracle.com/javase/specs/jls/se8/html/jls-8.html#jls-8.4.3
http://docs.oracle.com/javase/specs/jls/se8/html/jls-9.html#jls-9.4

Bug: 26241119
Change-Id: I1dfc014b3c6218cc1f7716a760d73c9b915f2d97