configfs: update MAINTAINERS

Joel will go back to maintain configfs alone on a time permitting basis.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Author: Christoph Hellwig

MAINTAINERS

@@ -5856,7 +5856,6 @@ F:	Documentation/security/snp-tdx-threat-model.rst
 
 CONFIGFS
 M:	Joel Becker <jlbec@evilplan.org>
-M:	Christoph Hellwig <hch@lst.de>
 S:	Supported
 T:	git git://git.infradead.org/users/hch/configfs.git
 F:	fs/configfs/