qrap: Increase number of retries on connection reset even further

...if there are two or more instances of libvirt in a KubeVirt
scenario using a number of instances of passt, the overlap period
with probing instances of qemu becomes much longer. Switch to 50
retries instead of 5.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

qrap.c

@@ -234,7 +234,7 @@ int main(int argc, char **argv)
 
 valid_args:
 	for (i = 1; i < UNIX_SOCK_MAX; i++) {
-		retry_on_reset = 5;
+		retry_on_reset = 50;
 
 retry:
 		s = socket(AF_UNIX, SOCK_STREAM, 0);