Fix two other test-cases that did not wait for clients to finish

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4506 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishtest/tests/c00016.vtc

@@ -24,4 +24,4 @@ client c1 {
 	txreq -url "/bar" -hdr "Foo: bar2" -hdr "Connection: foo, close"
 	rxresp
 	expect req.http.Bar == "req.http.Bar"
-} -start
+} -run

bin/varnishtest/tests/r00386.vtc

@@ -26,4 +26,4 @@ client c1 {
 	txreq -url / -hdr "If-Modified-Since:  Tue, 25 Nov 2008 00:00:00 GMT"
 	rxresp
 	expect resp.bodylen == 11
-} -start
+} -run