Revert bogus change in webflux-netty

See gh-1539

Author: sdeleuze

samples/webflux-netty/verify.sh

@@ -2,6 +2,8 @@
 source ${PWD%/*samples/*}/scripts/wait.sh
 RC=0
 
-wait_http localhost:8080/ "session" || RC=$?
+wait_http localhost:8080/ "hi!" || RC=$?
+wait_http localhost:8080/x "hix!" || RC=$?
+wait_http localhost:8080/hello "World" || RC=$?
 
 exit $RC