Update our notice files as a pre-upload step.

Also updates the license files, since apparently they're out of date.

Test: repo upload --cbr .
Bug: None
Change-Id: Ic8d855a7ee5185c4933da699292868e02ef79531
diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index f6860ca..125b469 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -1,2 +1,3 @@
 [Hook Scripts]
 versioner = tools/versioner/preupload.sh
+notice = tools/update_notice.sh