MAINTAINERS: Add entry for MUSE

Since MUSE lifes in fs/fuse/, make sure that linux-mtd@ is CC'ed
on patches such that MTD related aspects of changes can be reviewed.

Signed-off-by: Richard Weinberger <richard@nod.at>

MAINTAINERS

diff --git a/MAINTAINERS b/MAINTAINERS
index 94ac10a..92359bb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11959,6 +11959,13 @@
 S:	Maintained
 F:	drivers/usb/musb/
 
+MUSE: MTD IN USERSPACE DRIVER
+M:	Richard Weinberger <richard@nod.at>
+L:	linux-mtd@lists.infradead.org
+L:	linux-fsdevel@vger.kernel.org
+S:	Maintained
+F:	fs/fuse/muse.c
+
 MXL301RF MEDIA DRIVER
 M:	Akihiro Tsukada <tskd08@gmail.com>
 L:	linux-media@vger.kernel.org