dragon-mooh: Use new XRoar mooh-crt9128-stderr option in CI test

From XRoar version 1.8 this option must be explicitly enabled,
to receive poor man's CRT9128 emulation output on stderr.

Signed-off-by: Tormod Volden <debian.tormod@gmail.com>

Author: tormodvolden

Build/tests/test-dragon-mooh

@@ -34,6 +34,7 @@ xroar \
     -timeout-motoroff 10 \
     -default-machine dragon32 -romlist d32=$BASROM \
     -cart mooh -cart-rom $CARTROM -load-hd0 $IMAGE \
+    -cart-opt mooh-crt9128-stderr \
     2>&1 | tee $LOGFILE
 echo "XRoar done $(date)"