BATON ROUGE, La. – LSU left-hander Gage Jump fired 7.0 scoreless innings Friday night to lead the Tigers to a 5-0 win over Auburn in Alex Box Stadium, Skip Bertman Field. LSU improved to 27-16 overall, 6-13 in the SEC, while Auburn dropped to 20-21 overall and 2-17 in conference play. The win marked LSU’s second straight shutout, as the Tigers also blanked Nicholls, 9-0, on Tuesday night. LSU and Auburn resume the series at 6 p.m. CT Saturday in a game that will be broadcast on the LSU Sports Radio Network and streamed on SEC Network +. Jump (4-1) allowed just two hits in 7.0 innings Friday ni…