fix link in rflint

Author: php-coder

Dangerfile

@@ -162,7 +162,7 @@ else
 		parsed = line.match(/[A-Z]: (?<line>\d+), [^:]+: (?<msg>.*)/)
 		msg    = parsed['msg'].sub(/ \(\w+\)$/, '')
 		lineno = parsed['line']
-		file   = github.html_link("#{current_file}#{lineno}")
+		file   = github.html_link("#{current_file}#L#{lineno}")
 		fail("rflint error in #{file}: #{msg}")
 	end
 	print_errors_summary 'rflint', errors_count, 'https://github.com/php-coder/mystamps/wiki/rflint'