[Midnightbsd-cvs] mports: mysql.mk: Update mysql 5.5 libversion

[laffer1 at midnightbsd.org]

Log Message:
-----------
Update mysql 5.5 libversion

Modified Files:
--------------
    mports/Mk/extensions:
        mysql.mk (r1.5 -> r1.6)
        (http://cvsweb.midnightbsd.org/mports/Mk/extensions/mysql.mk?r1=1.5&r2=1.6)