By Tom Dodge Sports Editor Gabby Mitchell hit a walk-off, two-run home run to help seal the Lady Bobcats’ 13-2 win over Westgate in the opening round of the Class 4-A softball playoffs. For the second year in a row, No. 5 Eunice (20-6) advances to the regional round as the Lady Cats will host No. 12 Lakeshore, 15-8 winners over No. 21 Carencro. EHS defeated Lakeshore 15-8 in the Acadiana Hi…