Change README to point to gdce-infra s/GMEC/GDCE/.

BUG=None
TEST=N/A
RELEASE_NOTE=None

Change-Id: I07b9cb2537c8119eec8874e639f2c96f41bd74c6
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/74953
Tested-by: Alan Berryhill <berryhill@google.com>
Reviewed-by: Alan Berryhill <berryhill@google.com>
diff --git a/project-edgeos/README b/project-edgeos/README
index 62a475d..9737cf7 100644
--- a/project-edgeos/README
+++ b/project-edgeos/README
@@ -1,4 +1,4 @@
 The project-edgeos targets specific bare metal hardware and is entirely
-owned by the GMEC team.
+owned by the GDCE team.
 
-Contact: gmec-nf-eng@google.com
+Contact: gdce-infra@google.com