Log Message:
py-matplotlib: Update to 3.5.2

* Use mplsetup.cfg to use freetype2 and qhull from pkgsrc
  to avoid build-time downloading.

CHangelog:
3.5.2:
* Preliminary support for Windows on arm64 target has been added;
  this requires FreeType 2.11 or above.

3.5.1:
Bugfixes

3.5.0:
What's new in Matplotlib 3.5.0 (Nov 15, 2021)
    Figure and Axes creation / management
        * subplot_mosaic supports simple Axes sharing
        * Figure now has draw_without_rendering method
        * Figure __init__ passes keyword arguments through to set

    Plotting methods
        * Add Annulus patch
        * set_data method for FancyArrow patch
        * New arrow styles in ArrowStyle and ConnectionPatch
        * Setting collection offset transform after initialization

    Colors and colormaps
        * Colormap registry (experimental)
        * Image interpolation now possible at RGBA stage
        * imshow supports half-float arrays
        * A callback registry has been added to Normalize objects

    Titles, ticks, and labels
        * Settings tick positions and labels simultaneously in set_ticks

    Fonts and Text
        * Triple and quadruple dot mathtext accents
        * Font properties of legend title are configurable
        * Text and TextBox added parse_math option
        * Text can be positioned inside TextBox widget
        * Simplifying the font setting for usetex mode
        * Type 42 subsetting is now enabled for PDF/PS backends

    rcParams improvements
        * Allow setting default legend labelcolor globally

    3D Axes improvements
        * Axes3D now allows manual control of draw order
        * Allow changing the vertical axis in 3d plots
        * plot_surface supports masked arrays and NaNs
        * 3D plotting methods support data keyword argument

    Interactive tool improvements
        * Colorbars now have pan and zoom functionality
        * Updated the appearance of Slider widgets
        * Removing points on a PolygonSelector
        * Dragging selectors
        * Clearing selectors
        * Setting artist properties of selectors
        * Ignore events outside selection
        * CallbackRegistry objects gain a method to temporarily block signals
        * Directional sizing cursors

    Sphinx extensions
        * More configuration of mathmpl sphinx extension

    Backend-specific improvements
        * GTK backend
        * Qt backends
        * HiDPI support in Cairo-based, GTK, and Tk backends
        * Qt figure options editor improvements
        * WX backends support mouse navigation buttons
        * WebAgg uses asyncio instead of Tornado