Bump lxml from 4.6.4 to 4.6.5 in /envs

[dependabot]

Bumps lxml from 4.6.4 to 4.6.5.

Changelog

Sourced from lxml's changelog.

4.6.5 (2021-12-12)

Bugs fixed

• A vulnerability (GHSL-2021-1038) in the HTML cleaner allowed sneaking script content through SVG images.

• A vulnerability (GHSL-2021-1037) in the HTML cleaner allowed sneaking script content through CSS imports and other crafted constructs.

Commits

• a9611ba Fix a test in Py2.
• a3eacbc Prepare release of 4.6.5.
• b7ea687 Update changelog.
• 69a7473 Cleaner: cover some more cases where scripts could sneak through in specially...
• 54d2985 Fix condition in test decorator.
• 4b220b5 Use the non-depcrecated TextTestResult instead of _TextTestResult (GH-333)
• d85c6de Exclude a test when using the macOS system libraries because it fails with li...
• cd4bec9 Add macOS-M1 as wheel build platform.
• fd0d471 Install automake and libtool in macOS build to be able to install the latest ...
• f233023 Cleaner: Remove SVG image data URLs since they can embed script content.
• Additional commits viewable in compare view

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[codecov]

Codecov Report

Merging #89 (96f68a4) into main (15608c3) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##             main      #89    +/-   ##
========================================
  Coverage   72.91%   72.91%            
========================================
  Files         122      122            
  Lines       15982    15982            
  Branches      953     1099   +146     
========================================
  Hits        11653    11653            
  Misses       4279     4279            
  Partials       50       50            

Flag	Coverage Δ
unittests	72.91% <ø> (ø)

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