[top] Minor update of chip_rv_dm_perform_debug test point
[top] Minor update of chip_rv_dm_perform_debug test point

The name of the x-ref'ed testpoint got out of date.

Signed-off-by: Michael Schaffner <a005a2d3342a687ea2d05360c953107acbe83e08@google.com>

lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan