Add vishwa as Maintainer

Change-Id: If9f84a47ee79d1d482163774f2bde28bb930faa7
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 3f53917..b5bca34 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -42,4 +42,5 @@
 START OF MAINTAINERS LIST
 -------------------------
 
-M:  Lei Yu <mine260309@gmail.com>
\ No newline at end of file
+M:  Lei Yu <mine260309@gmail.com>
+M:  Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com> <vishwa!>