Update Intel GraniteRapids core events to 1.19
add AMD Zen6 (Fam 1Ah) L3 PMU support
add AMD Zen6 (Fam 1Ah) core PMU support
amd64: drop unused amd64_fam1ah_zen5_retired_serializing_ops table
add basic support for JSON output
perf_examples: update task_cpu max cpus to 512
perf/arm: add NVIDIA Olympus support
Fix validation error for ARM Cortex X4 BR_RET_SPEC