ARC: kgdb: generic kgdb_arch_pc() suffices
ARC: kgdb: generic kgdb_arch_pc() suffices

The ARC version of kgdb_arch_pc() is identical to the generic version in
kernel/debug/debug_core.c.  Drop the ARC version so we use the generic one.

Signed-off-by: Vineet Gupta <af669d95a4c0de051445d4cafdbb2c5c4a2838be@synopsys.com>
Signed-off-by: Bjorn Helgaas <f10ec01be0c6b54271af5c550cd257810bdf3268@google.com>
KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs