configs: RubySequencer doesn't have "out_ports"

"out_ports" are actually called "interrupt_out_port"
This error has been introduced by [1]

[1]: https://gem5-review.googlesource.com/c/public/gem5/+/52584

Change-Id: If0a8d22b2cd1ef0d4240f37f8a0adcf5a826fb9d
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/54524
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
diff --git a/configs/ruby/CHI_config.py b/configs/ruby/CHI_config.py
index 2d39659..097f367 100644
--- a/configs/ruby/CHI_config.py
+++ b/configs/ruby/CHI_config.py
@@ -360,7 +360,7 @@
             if str(p) != 'icache_port':
                 exec('cpu.%s = self.data_seq.in_ports' % p)
         cpu.connectUncachedPorts(
-            self.data_seq.in_ports, self.data_seq.out_ports)
+            self.data_seq.in_ports, self.data_seq.interrupt_out_port)
 
     def connectIOPorts(self, piobus):
         self.data_seq.connectIOPorts(piobus)