Add Ed as a meta-google maintainer

I really would've preferred pulling a sword from a stone, or been given a
2 factor encryption key by the lady of the lake, but as monty python
says "strange women lying in ponds distributing swords is no basis for a
system of government. Supreme executive power derives from a mandate
from the masses, not from some farcical aquatic ceremony."

As such, I submit this to the masses for approval.

Signed-off-by: Ed Tanous <edtanous@google.com>
Change-Id: I66cc689e5988b66356a97e9bc37b1bf63fe34aed
diff --git a/MAINTAINERS b/MAINTAINERS
index f315c60..b587054 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -45,3 +45,4 @@
 M:  Nancy Yuen <yuenn@google.com> <yuennancy!>
 M:  William Kennington <wak@google.com> <wak-work!>
 M:  Benjamin Fair <benjaminfair@google.com> <benjaminfair!>
+M:  Ed Tanous <edtanous@google.com> <edtanous!>