Don't sign release commit

Signed-off-by: Emily Casey <[email protected]>

Author: ekcasey

ci/create-release.sh

@@ -17,5 +17,5 @@ bundle exec rake versions:markdown versions:json
 
 git add .
 git commit --message "v$RELEASE Release"
-git tag -s v$RELEASE -m "v$RELEASE"
+git tag -m "v$RELEASE"
 git reset --hard HEAD^1