glsl: Delete the optimize_redundant_jumps pass.

Nothing here that NIR doesn't do.  No effect on shader-db of hsw or
softpipe.

Reviewed-by: Alyssa Rosenzweig <alyssa@collabora.com>.
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14249>

src/compiler/glsl/glsl_parser_extras.cpp

@@ -2423,8 +2423,6 @@ do_common_optimization(exec_list *ir, bool linked,
       do_constant_propagation(ir);
    progress |= array_split;
 
-   OPT(optimize_redundant_jumps, ir);
-
    if (options->MaxUnrollIterations) {
       loop_state *ls = analyze_loop_variables(ir);
       if (ls->loop_found) {