x86/MCE: Make mce_panic() fatal machine check msg in the same pattern

There is another mce_panic call with "Fatal machine check on current CPU" in
the same mce.c file, why not keep them all in same pattern

	mce_panic("Fatal machine check on current CPU", &m, msg);

Signed-off-by: Derek Che <drc@yahoo-inc.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>