tests: don't use duplicate disk addresses

Don't use duplicate disk addresses in test cases unless it's useful. At
least the test case will break once we have a check for uniqueness of
addresses at time of domain definition.

Signed-off-by: Marc Hartmayer <mhartmay@linux.vnet.ibm.com>

tests/qemuxml2argvdata/qemuxml2argv-seclabel-dynamic-override.args

@@ -19,6 +19,6 @@ QEMU_AUDIO_DRV=none \
 -usb \
 -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
 -device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 \
--drive file=/dev/HostVG/QEMUGuest2,format=raw,if=none,id=drive-ide0-0-0 \
--device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 \
+-drive file=/dev/HostVG/QEMUGuest2,format=raw,if=none,id=drive-ide0-0-1 \
+-device ide-drive,bus=ide.0,unit=1,drive=drive-ide0-0-1,id=ide0-0-1 \
 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3

tests/qemuxml2argvdata/qemuxml2argv-seclabel-dynamic-override.xml

@@ -28,7 +28,7 @@
         </seclabel>
       </source>
       <target dev='hdb' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='1'/>
     </disk>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>

tests/qemuxml2xmloutdata/qemuxml2xmlout-seclabel-dynamic-override.xml

@@ -28,7 +28,7 @@
         </seclabel>
       </source>
       <target dev='hdb' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='1'/>
     </disk>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>