Fix typo in experimental/webtry/DESIGN.md.

R=tfarina@chromium.org

Author: jcgregorio@google.com

Review URL: https://codereview.chromium.org/593723003
diff --git a/experimental/webtry/DESIGN.md b/experimental/webtry/DESIGN.md
index a179c04..c2e3d19 100644
--- a/experimental/webtry/DESIGN.md
+++ b/experimental/webtry/DESIGN.md
@@ -89,7 +89,7 @@
 
     sudo /etc/init.d/webtry [start|stop|restart]
 
-By sysv init only handles starting and stopping a program once, so we use
+But sysv init only handles starting and stopping a program once, so we use
 Monit to monitor the application and restart it if it crashes. The config
 is in: