tests: Rename ppc64le caps to ppc64

The architecture itself is called ppc64, and it can run both in big
endian and little endian mode - the latter is known as ppc64le.

From the (virtual) hardware point of view, ppc64 is a more accurate
name so it should be used here.

Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>

tests/domaincapsschemadata/qemu_2.6.0.ppc64.xml

@@ -2,7 +2,7 @@
   <path>/usr/bin/qemu-system-ppc64</path>
   <domain>kvm</domain>
   <machine>pseries-2.6</machine>
-  <arch>ppc64le</arch>
+  <arch>ppc64</arch>
   <vcpu max='255'/>
   <os supported='yes'>
     <loader supported='yes'>

tests/domaincapstest.c

@@ -460,7 +460,7 @@ mymain(void)
 
     DO_TEST_QEMU("2.6.0", "caps_2.6.0",
                  "/usr/bin/qemu-system-ppc64", NULL,
-                 "ppc64le", VIR_DOMAIN_VIRT_KVM);
+                 "ppc64", VIR_DOMAIN_VIRT_KVM);
 
     DO_TEST_QEMU("2.8.0", "caps_2.8.0",
                  "/usr/bin/qemu-system-x86_64", NULL,

tests/qemucapabilitiestest.c

@@ -175,8 +175,8 @@ mymain(void)
     DO_TEST("aarch64", "caps_2.6.0-gicv3");
     DO_TEST("aarch64", "caps_2.10.0-gicv2");
     DO_TEST("aarch64", "caps_2.10.0-gicv3");
-    DO_TEST("ppc64le", "caps_2.6.0");
-    DO_TEST("ppc64le", "caps_2.9.0");
+    DO_TEST("ppc64", "caps_2.6.0");
+    DO_TEST("ppc64", "caps_2.9.0");
     DO_TEST("s390x", "caps_2.7.0");
     DO_TEST("s390x", "caps_2.8.0");
     DO_TEST("s390x", "caps_2.9.0");