tests: qemuxml2xml: Use virdeterministichashmock.so

Block job related data will be stored in a has table and formatted into
the status XML. Use the mock to guarantee stable tests.
Signed-off-by: NPeter Krempa <pkrempa@redhat.com>
Reviewed-by: NJán Tomko <jtomko@redhat.com>

tests/qemuxml2xmltest.c

@@ -1305,7 +1305,8 @@ mymain(void)
 
 VIR_TEST_MAIN_PRELOAD(mymain,
                       abs_builddir "/.libs/virpcimock.so",
-                      abs_builddir "/.libs/virrandommock.so")
+                      abs_builddir "/.libs/virrandommock.so",
+                      abs_builddir "/.libs/virdeterministichashmock.so")
 
 #else