tools/power turbostat: Fix DRAM Energy Unit on SKX

SKX uses fixed DRAM Energy Unit, just like HSX and BDX.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

tools/power/x86/turbostat/turbostat.c

@@ -4272,6 +4272,7 @@ rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
 	switch (model) {
 	case INTEL_FAM6_HASWELL_X:	/* HSX */
 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
+	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
 		return (rapl_dram_energy_units = 15.3 / 1000000);
 	default: