UX-275 Removes datepicker's outside and disabled days click events

[jonambas]

What Changed

• Adds pointer-events none to disabled days
• Prevents days from rendering if they are outside

How To Test or Verify

• Run storybook and visit the datepicker stories
• Try clicking on days outside the month or disabled days
• Should not see a console.log

PR Checklist

• Add the correct type label
• Pull request approval from #uxfe or #design-guild

[codecov]

Codecov Report

Merging #532 into main will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #532   +/-   ##
=======================================
  Coverage   93.26%   93.27%           
=======================================
  Files         118      118           
  Lines        1560     1562    +2     
=======================================
+ Hits         1455     1457    +2     
  Misses        105      105           

Impacted Files	Coverage Δ
...kages/matchbox/src/components/DatePicker/styles.js	68.75% <ø> (ø)
packages/matchbox/src/components/DatePicker/Day.js	100.00% <100.00%> (ø)

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[logansparlin]

Looks good