Bump remarkable

[tsilen]

Bump remarkable to get rid of some security vulnerabilities in it.

Changelog for remarkable:

1.7.4 / 2019-07-30

• upgrade argparse (housekeeping: bump argparse dependency to ^1.0.10 jonschlinkert/remarkable#349)
• prevent a ReDoS vulnerability (#335)
• disallow ascii control characters in URLs (#334)

1.7.0 / 2016-09-27

• Special thanks to lemoinem for adding much needed, and well-written documentation!
• Footnotes are now enabled by default
• Adds support for "passthrough classes", thanks to matthewmueller
• Outlaws data: URLs by default, thanks to spicyj
• Improves whitespace trimming performance, thanks to dpkirchner
• Image alts are now properly unescaped, thanks to adam187

[tsilen]

Actually nevermind, ^1.6.2 already should allow 1.7.4