Merge pull request #262 from spcui/timedrift_cfg

generic.tests.cfg: Update incorrect configure in timedrift.cfg

generic/tests/cfg/timedrift.cfg

@@ -98,7 +98,8 @@
                     rtc_clock = vm
     variants:
         - no_pvclock:
-            no RHEL.5
+            only RHEL.4.9 RHEL.5..x86_64
         - with_pvclock:
-            boot_option_added = "divider=10"
-            only RHEL.5
+            # From rhel5.5 32-bit and newer, rhel6.0 32/64-bit and newer, rhel7
+            # use kvm-clock as their default clock source.
+            no RHEL.3.9 RHEL.4 RHEL.5..x86_64