Revert "[FA] Remove TRITON_INTEL_ENABLE_INSTR_SCHED"

This reverts commit e0db41a.

Author: whitneywhtsang

.github/workflows/triton-benchmarks.yml

@@ -254,6 +254,7 @@ jobs:
           cd benchmarks/triton_kernels_benchmark
           rm -rf ~/.triton/cache
           TRITON_INTEL_ADVANCED_PATH=1 \
+          TRITON_INTEL_ENABLE_INSTR_SCHED=1 \
           TRITON_INTEL_ENABLE_ADDRESS_PAYLOAD_OPT=1 \
           IGC_VISAOptions=" -enableBCR" \
           python flash_attention_fwd_benchmark.py --reports $REPORTS

scripts/test-triton.sh

@@ -285,6 +285,7 @@ run_benchmark_attention() {
   echo "Advanced path:"
   TRITON_INTEL_ADVANCED_PATH=1 \
     TRITON_INTEL_ENABLE_ADDRESS_PAYLOAD_OPT=1 \
+    TRITON_INTEL_ENABLE_INSTR_SCHED=1 \
     IGC_VISAOptions=" -enableBCR" \
     python $TRITON_PROJ/benchmarks/triton_kernels_benchmark/flash_attention_fwd_benchmark.py
 }