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: Idb9ae25851dbf7bb972873a8dc92eb0be578091d
diff --git a/MAINTAINERS b/MAINTAINERS
index e4bb01f..37f6149 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -42,5 +42,4 @@
 START OF MAINTAINERS LIST
 -------------------------
 
-M:  Patrick Venture <venture@google.com> <venture!>
 M:  William Kennington <wak@google.com> <wak-work!>