Add GeorgeLiu as the Reviewer

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: I3a0cafb448f3d34273b066b1017a823a204cc9ea
diff --git a/MAINTAINERS b/MAINTAINERS
index 6de7495..ca8e940 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -46,3 +46,4 @@
 M:  Gunnar Mills <gmills@linux.vnet.ibm.com> <GunnarM!>
 M:  Lei Yu <mine260309@gmail.com> <LeiYU!>
 R:  Jayanth Othayoth <ojayanth@in.ibm.com> <Jayanth!>
+R:  George Liu <liuxiwei@inspur.com> <George Liu!>