Compilation error

[neomafo88]

./chrome-session-dump.go:512:22: newline in string
./chrome-session-dump.go:512:22: syntax error: unexpected newline in argument list; possibly missing comma or )
./chrome-session-dump.go:513:29: syntax error: unexpected ] at end of statement
./chrome-session-dump.go:513:62: invalid character U+005C '\'
./chrome-session-dump.go:513:68: newline in string

fix: replace double-quotes " by backticks ` https://github.com/lemnos/chrome-session-dump/blob/master/chrome-session-dump.go#L512-L513

fmt.Printf(`Usage:
  -session-dump [options] ([session file] | [chrome dir])`)