report-fossil: ignore Anv's source hash

Reviewed-by: Felix DeGrood <felix.j.degrood@intel.com>

report-fossil.py

@@ -136,6 +136,7 @@ statistics = [
     Statistic(internal_name='scratch_size', csv_names=['Scratch Memory Size'], display_name='Scratch Memory Size'),
     Statistic(internal_name='max_live_registers', csv_names=['Max live registers'], display_name='Max live registers'),
     Statistic(internal_name='max_dispatch_width', csv_names=['Max dispatch width'], display_name='Max dispatch width', more_is_better=True),
+    Statistic(internal_name='source_hash', csv_names=['Source hash'], display_name='Source Hash', is_hash=True),
 ]
 
 for n in range(8):