anv/iris: report counter symbols with debug option

v2: rename to INTEL_DEBUG=perf-symbol-names

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Ivan Briano <ivan.briano@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17672>

src/intel/dev/intel_debug.c

@@ -99,6 +99,7 @@ static const struct debug_control debug_control[] = {
    { "mesh",        DEBUG_MESH },
    { "stall",       DEBUG_STALL },
    { "capture-all", DEBUG_CAPTURE_ALL },
+   { "perf-symbol-names", DEBUG_PERF_SYMBOL_NAMES },
    { NULL,    0 }
 };