Bump svgo from 2.2.0 to 2.2.1

[dependabot]

Bumps svgo from 2.2.0 to 2.2.1.

Release notes

Sourced from svgo's releases.

v2.2.1

This is a big patch with new style computing (svg/svgo#1399) and landed to master regression tests

A lot of bugs are fixed

• fixed scientific notation parsing in paths (svg/svgo@d6f972c)
• forbade invalid <style> type attribute in inlineStyles plugin (svg/svgo#1400)
• fixed <style> support in removeHiddenElems plugin (svg/svgo#1399)
• fixed noSpaceAfterFlags option support (svg/svgo@0e02fd9)
• fixed floatPrecision when extending default plugins (svg/svgo@d58a7e6)
• fixed <style> support when removing useless path commands (svg/svgo@c21fef5)
• fixed <style> support when combining path commands (svg/svgo@ba7e9bd)
• prevent removing filter primitive defaults (svg/svgo@555a961)
• prevent merging paths with markers (svg/svgo@de4fd79)
• prevent removing single point paths with markers (svg/svgo@21c04e4)
• keep empty <pattern> when at least one argument is present (svg/svgo@0e6b0c4)
• keep <marker> with display none (svg/svgo@d3e3726)
• preserve empty conditional processing attributes (svg/svgo@a2b0e73)
• preserve viewBox in nested <svg> (svg/svgo@28c01cf)

435 of 526 regression tests are passing

Thanks to @​XhmikosR @​sk- and @​TrySound

Commits

• aa803bc 2.2.1
• 28c01cf Preverve viewBox in nested <svg>
• a2b0e73 Preserve conditional processing attributes
• d3e3726 Keep markers with display: none
• 0e6b0c4 Allow empty pattern when any attribute is present
• ba7e9bd Fix collapsing repeated with marker-mid in style rule
• 21c04e4 Keep single point path for markers
• de4fd79 Prevent merging path when marker-end style is specified
• 555a961 Remove incorrect filter region assumption
• c21fef5 Remove useless path commands considering static styles
• Additional commits viewable in compare view

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