mesa: Silence unused parameter warning in _mesa_init_shader_program

Just remove the parameter.  Silences:

../../src/mesa/main/uniform_query.cpp:1062:1: warning: unused parameter 'ctx' [-Wunused-parameter]

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
3 files changed