Fix typo in regex.
Fix typo in regex.
nikomatsakis/lalrpop,brson/lalrpop,dagit/lalrpop,timtadh/lalrpop,timtadh/lalrpop,tempbottle/lalrpop,brson/lalrpop,dagit/lalrpop,nikomatsakis/lalrpop,tempbottle/lalrpop