MAINTAINERS: Remove myself

Unfortunately I no longer have time to meaningfully take part in the
linux kernel development.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -8647,7 +8647,6 @@ F:	rust/kernel/net/phy/reg.rs
 
 EXEC & BINFMT API, ELF
 M:	Kees Cook <kees@kernel.org>
-R:	Eric Biederman <ebiederm@xmission.com>
 L:	linux-mm@kvack.org
 S:	Supported
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/execve
@@ -12827,9 +12826,7 @@ F:	fs/kernfs/
 F:	include/linux/kernfs.h
 
 KEXEC
-M:	Eric Biederman <ebiederm@xmission.com>
 L:	kexec@lists.infradead.org
-S:	Maintained
 W:	http://kernel.org/pub/linux/utils/kernel/kexec/
 F:	include/linux/kexec.h
 F:	include/uapi/linux/kexec.h