REGTEST/MINOR: remove health-check that can make the test fail

The reg-tests/log/b00000.vtc should not try to perform a health-check
of server s1 as it only allows 1 request/connection
diff --git a/reg-tests/log/b00000.vtc b/reg-tests/log/b00000.vtc
index 99a81cd..5338704 100644
--- a/reg-tests/log/b00000.vtc
+++ b/reg-tests/log/b00000.vtc
@@ -50,7 +50,7 @@
     default_backend    be_app
 
 backend be_app
-    server app1 ${s1_addr}:${s1_port} check
+    server app1 ${s1_addr}:${s1_port}
 } -start
 
 client c1 -connect ${h1_fe_1_sock} {