hw: Add lost ARM core again

Commit 0434e30afb6175212389811e0b28b948eb3c1e40 accidentally removed
the compilation of arm11mpcore.c.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

default-configs/arm-softmmu.mak

diff --git a/default-configs/arm-softmmu.mak b/default-configs/arm-softmmu.mak
index 31725a9..27cbe3d 100644
--- a/default-configs/arm-softmmu.mak
+++ b/default-configs/arm-softmmu.mak
@@ -34,8 +34,8 @@
 CONFIG_MICRODRIVE=y
 CONFIG_USB_MUSB=y
 
-CONFIG_ARM5MPCORE=y
 CONFIG_ARM9MPCORE=y
+CONFIG_ARM11MPCORE=y
 CONFIG_ARM15MPCORE=y
 
 CONFIG_ARM_GIC=y