Bump color-string from 1.5.4 to 1.7.4 in /example

[dependabot]

Bumps color-string from 1.5.4 to 1.7.4.

Release notes

Sourced from color-string's releases.

1.7.4

Patch Release 1.7.4

• Fix bug in .to.hex() output if the inputs aren't rounded numbers (#25)

1.7.3

Patch Release 1.7.3

• Fix hue modulo operation (#50)

Thanks to @​adroitwhiz for their contributions.

1.7.2

Patch Release 1.7.2

• Fix issue where color-string with incorrectly return a color for properties on Object's prototype like "constructor". (#45)

Thanks to @​tolmasky for their contributions.

1.7.1

Patch release 1.7.1

• Reduce acceptable characters in keyword matching regex (#42)

Thanks to @​benmccann for their contributions!

1.7.0

Minor Release 1.7.0

• Add support for space-separated RGB (#58)
• Removed Travis CI in favor of Github Actions
• Small repository cleanup.

Thanks to @​JJC1138 and @​clytras for their contributions!

1.6.0

Minor release 1.6.0

• #55 - Add support for space-separated HSL

Thanks @​htunnicliff for the contribution :)

1.5.5 (Patch/Security Release) - hwb() ReDos patch (low-severity)

Release notes copied verbatim from the commit message, which can be found here: 0789e21284c33d89ebc4ab4ca6f759b9375ac9d3

Discovered by Yeting Li, c/o Colin Ife via Snyk.io.
A ReDos (Regular Expression Denial of Service) vulnerability
was responsibly disclosed to me via email by Colin on
Mar 5 2021 regarding an exponential time complexity for
linearly increasing input lengths for hwb() color strings.

... (truncated)

Commits

• b541d55 1.7.4
• 11fc5b0 fix .to.hex() outputting decimal hex values (fixes #25)
• 105ecfa 1.7.3
• 9563250 Fix hue modulo operation
• 65d96a0 1.7.2
• 20e55f3 Fix issue where color-string with incorrectly return a color for properties o...
• b7c685f add failing test for #44
• fa09fac 1.7.1
• 09cba37 Reduce acceptable characters in keyword matching regex
• 6ec8800 1.7.0
• Additional commits viewable in compare view

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