git: TRE: Fix const discard issue for all compilers.

[Rimvydas Jasinskas]

commit b4603dcfad6ee746d007a4b2f2fb735605186044
Author: zrj <rimvydas.jasinskas at gmail.com>
Date:   Tue Aug 9 13:30:28 2016 +0300

    TRE: Fix const discard issue for all compilers.
    
    Mainly to unbreak WORLD_CCVER=gcc47 and avoid use of #pragma diagnostic.

Summary of changes:
 contrib/tre/lib/regexec.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/b4603dcfad6ee746d007a4b2f2fb735605186044


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