pkgdev_bugs: remove outdated --api-key description

pkgdev now does perform write access to b.g.o using the API key.

Signed-off-by: Florian Schmaus <[email protected]>
Signed-off-by: Arthur Zamarin <[email protected]>

Author: Flowdalic

src/pkgdev/scripts/pkgdev_bugs.py

@@ -42,9 +42,7 @@
     metavar="KEY",
     help="Bugzilla API key",
     docs="""
-        The Bugzilla API key to use for authentication. Used mainly to overcome
-        rate limiting done by bugzilla server. This tool doesn't perform any
-        bug editing, just fetching info for the bug.
+        The Bugzilla API key to use for authentication.
     """,
 )
 bugs.add_argument(