configfs: update MAINTAINERS

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

Signed-off-by: Christoph Hellwig <[email protected]>
Acked-by: Joel Becker <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Author: Christoph Hellwig

MAINTAINERS

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