Update dependency matplotlib to v3.4.2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
matplotlib (source)	==3.4.1 -> ==3.4.2

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Release Notes

matplotlib/matplotlib

### [`v3.4.2`](https://togithub.com/matplotlib/matplotlib/releases/v3.4.2) [Compare Source](https://togithub.com/matplotlib/matplotlib/compare/v3.4.1...v3.4.2) This is the second bugfix release of the 3.4.x series. This release contains several critical bug-fixes: - Generate wheels usable on older PyPy7.3.{0,1} - Fix compatibility with Python 3.10 - Add `subplot_mosaic` Axes in the order the user gave them to us - Correctly handle 'none' _facecolors_ in `do_3d_projection` - Ensure that Matplotlib is importable even if there's no HOME - Fix `CenteredNorm` with _halfrange_ - Fix `bar_label` for bars with NaN values - Fix clip paths when zoomed such that they are outside the figure - Fix creation of `RangeSlider` with _valinit_ - Fix handling of "d" glyph in backend_ps, fixing EPS output - Fix handling of datetime coordinates in `pcolormesh` with Pandas - Fix processing of some `errorbar` arguments - Fix removal of shared polar Axes - Fix resetting grid visibility - Fix subfigure indexing error and tight bbox - Fix textbox cursor color - Fix TkAgg event loop error on window close - Ignore errors for sip with no setapi (Qt4Agg import errors)

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[codecov-commenter]

Codecov Report

Merging #40 (21cb3be) into main (f65f093) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #40   +/-   ##
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  Coverage   91.85%   91.85%           
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  Files          23       23           
  Lines        1044     1044           
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  Hits          959      959           
  Misses         85       85           

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[guilyx]

LGTM