Change default bug component for src/parsing/ to Blink>JavaScript>Parser

Change-Id: Ic3812d16a4e8449ac9619981719e997c90300ee7
Reviewed-on: https://chromium-review.googlesource.com/634254Reviewed-by: Marja Hölttä <marja@chromium.org>
Commit-Queue: Adam Klein <adamk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47614}

src/parsing/OWNERS

@@ -8,4 +8,4 @@ rossberg@chromium.org
 verwaest@chromium.org
 vogelheim@chromium.org
 
-# COMPONENT: Blink>JavaScript>Language
+# COMPONENT: Blink>JavaScript>Parser