GS1 linting: Hoist the syntax dict entry regex out of the loop
GS1 linting: Hoist the syntax dict entry regex out of the loop

bwipp/postscriptbarcode,bwipp/postscriptbarcode,bwipp/postscriptbarcode,bwipp/postscriptbarcode,bwipp/postscriptbarcode,bwipp/postscriptbarcode,bwipp/postscriptbarcode,bwipp/postscriptbarcode