Move status_url from webapp to web section

The webapp will be fully replaced by zuul-web so also move the
status_url setting there.

Change-Id: I8278d9ca81ed7b0a2a2189d42b8b69c5eea2bab5
diff --git a/tests/fixtures/zuul-connections-merger.conf b/tests/fixtures/zuul-connections-merger.conf
index 771fc50..15769ef 100644
--- a/tests/fixtures/zuul-connections-merger.conf
+++ b/tests/fixtures/zuul-connections-merger.conf
@@ -1,7 +1,7 @@
 [gearman]
 server=127.0.0.1
 
-[webapp]
+[web]
 status_url=http://zuul.example.com/status
 
 [merger]