`'"'` completely breaks syntax highlighting

[timotheecour]

/cc @Varriount

proc skipQuote(input: string; start: int; seps: set[char] = {'"'}): int =
  result = 0
  while start+result < input.len and input[start+result] in seps: inc result

proc findProjectNimFile2*( pkg: string): string =
  discard