tof: contract: reference membership elsewhere

The original TOF contract identified the members but this ends
up being duplicative of the 'membership-and-voting' list.  Replace
the list in the contract with a reference.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I1bf2dc684740d2bd182f9735be51466d8aa780cf
diff --git a/tof/contract.md b/tof/contract.md
index cbeef99..2aef629 100644
--- a/tof/contract.md
+++ b/tof/contract.md
@@ -37,13 +37,8 @@
 - Guidance and oversight of the technical direction of OpenBMC.
 
 ## Current members
-- Brad Bishop - radsquirrel
-- Andrei Kartashev - Alatar
-- Deepak Kodihalli - dkodihal
-- Ed Tanous - edtanous
-- Richard Thomaiyar - rthomaiy
-- Patrick Williams - stwcx
-- Lei Yu - LeiYU
+
+The current TOF members and terms are maintained [here](https://github.com/openbmc/docs/blob/master/tof/membership-and-voting.md#terms-and-elections).
 
 The TOF shall have a minimum of 5 and maximum of 9 members at any given time.