REL: v3.7.2

This is the second bugfix release of the 3.7.x series.

This release contains several bug-fixes and adjustments:

* Avoid modifying input masks in `pcolor`/`pcolormesh`
* Fix 3D set_aspect error cases
* Fix IPython's `%pylab` mode detection
* Fix `Figure.get_constrained_layout_pads()`
* Fix `Legend.set_draggable()` with `update="bbox"`
* Fix `TransformedBbox.{,full_}contains`
* Fix clipping of `bar_label` text
* Fix colorbar size when saving with explicit `bbox_inches`
* Fix errors when an input is entirely NaN
* Fix leaks of exception tracebacks and `LayoutGrid` objects
* Fix non-interpolated imshow in PDF export
* Fix palettized image optimization in PDF export
* Fix pgf tests with TeXLive 2022
* Fix removal of `Axes` that contain widgets that are grabbing the mouse
* Fix removal of draggable artists
* Fix subslice optimization for long, fully nan lines
* Fix tight layout if Figure has an existing layout manager
* Fix window extent of AnnotationBbox before first draw
* Fix wspace and hspace in subfigures
* Improve Qt compatibility
* Improve compatibility with Python 3.12
* Prevent under the hood downcasting of values in `xcorr`
* Remove some NumPy function overrides from `pylab`
* Remove warning with symlog scales on mouseover