[wp-trac] [WordPress Trac] #31337: Update grunt-autoprefixer to 2.2.0

[WordPress Trac]

#31337: Update grunt-autoprefixer to 2.2.0
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 Reporter:  ocean90           |       Owner:
     Type:  enhancement       |      Status:  new
 Priority:  normal            |   Milestone:  4.2
Component:  Build/Test Tools  |     Version:
 Severity:  normal            |  Resolution:
 Keywords:  has-patch         |     Focuses:
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Comment (by netweb):

 +1 Tested and same results as `build.diff`

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Ticket URL: <https://core.trac.wordpress.org/ticket/31337#comment:1>
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