sparc: Update the maintainer for SPARC architecture

Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>
diff --git a/MAINTAINERS b/MAINTAINERS
index bf60c67..b3a45cc 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -370,7 +370,7 @@
 F:	arch/sh/
 
 SPARC
-M:	Daniel Hellstrom <daniel@gaisler.com>
+M:	Francois Retief <fgretief@spaceteq.co.za>
 S:	Maintained
 T:	git git://git.denx.de/u-boot-sparc.git
 F:	arch/sparc/