MAINTAINERS: drop venture@ from list

Patrick Venture is no longer a maintainer of this repository.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I20db5fab9d2b01538ca290c757cbb10044ecee41
diff --git a/MAINTAINERS b/MAINTAINERS
index f5370da..fed9b46 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -42,5 +42,4 @@
 START OF MAINTAINERS LIST
 -------------------------
 
-M:  Patrick Venture <venture@google.com> <venture!>
 M:  Nancy Yuen <yuenn@google.com> <yuennancy!>