EDAC/mc: Call edac_inc_ue_error() before panic

By calling edac_inc_ue_error() before panic, we get a correct UE error
count for core dump analysis.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/r/20200610065846.3626-2-zhenzhong.duan@gmail.com