Documentation/CoC: make clearer it's also for real world events

It's not just for the mailing lists, tools and IRC channel.

Change-Id: I23883cfd8200496f4281d73b6e75fac0d3448a3c
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/30104
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/Documentation/code_of_conduct.md b/Documentation/code_of_conduct.md
index b262a3b..c40393f 100644
--- a/Documentation/code_of_conduct.md
+++ b/Documentation/code_of_conduct.md
@@ -3,11 +3,11 @@
 This code of conduct outlines our rules and expectations for everybody
 participating in the coreboot community.
 
-## Mailing list and chat etiquette
+## coreboot community etiquette
 
 We have a friendly and productive atmosphere on our mailing lists,
-development / code review tools and IRC chat rooms. Our principles evolve
-around the following:
+development / code review tools, IRC chat rooms and when we meet in
+person.  Our principles evolve around the following:
 
 * It's not the user's fault if something goes wrong.
 * Attempt collaboration before conflict.