glsl-fs-fogscale.c: In function ‘piglit_display’:
glsl-fs-fogscale.c:140:3: warning: format not a string literal and no format arguments [-Wformat-security]
   piglit_report_subtest_result(PIGLIT_SKIP, tests[1]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
glsl-fs-fogscale.c:141:3: warning: format not a string literal and no format arguments [-Wformat-security]
   piglit_report_subtest_result(PIGLIT_SKIP, tests[2]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Fixes: e28f6029

 ("gl-3.2-compat: test gl_FogFragCoord built-in with geometry shaders")
Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>