glsl: Eliminate one of the templates for simpler operations
glsl: Eliminate one of the templates for simpler operations

The difference between these two templates were mostly an artefact of
the development of the original patch series and to minimize the
differences between the original code and the generated code.

Signed-off-by: Ian Romanick <2b237cafb16dc45038e85df6c85e74e6d899eba9@intel.com>
Reviewed-by: Matt Turner <789b315743a28dd066a4ba1459c35951c291d8a6@gmail.com>
Acked-by: Dylan Baker <dd378c4ca75f71f527acddef5b43fc35b68d5b7a@pnwbakers.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler