sanitycheck: keep recording.csv with -M option

Do not delete recordings when invoking sanitycheck with
--runtime-artifact-cleanup

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
diff --git a/scripts/sanity_chk/sanitylib.py b/scripts/sanity_chk/sanitylib.py
index 7705465..65ccf48 100644
--- a/scripts/sanity_chk/sanitylib.py
+++ b/scripts/sanity_chk/sanitylib.py
@@ -1953,6 +1953,7 @@
             'handler.log',
             'build.log',
             'device.log',
+            'recording.csv',
             ]
         whitelist = [os.path.join(self.instance.build_dir, file) for file in whitelist]