Add missing default for xla_gpu_triton_gemm_disable_reduced_precision_reduction

PiperOrigin-RevId: 707191594

Author: frgossen

xla/debug_options_flags.cc

@@ -213,6 +213,7 @@ DebugOptions DefaultDebugOptionsIgnoringFlags() {
 
   opts.set_xla_gpu_auto_spmd_partitioning_memory_budget_gb(0);
   opts.set_xla_gpu_auto_spmd_partitioning_memory_budget_ratio(1.1);
+  opts.set_xla_gpu_triton_gemm_disable_reduced_precision_reduction(false);
   opts.set_xla_gpu_unsafe_pipelined_loop_annotator(false);
 
   opts.set_xla_gpu_copy_insertion_use_region_analysis(false);