PR: Add new preferred memory color (PMC) chart.

[KelSolaar]

Closes #1267.

Summary

This PR adds the new preferred memory color (PMC) chart from Luo (2024):

import colour
RGB = colour.XYZ_to_sRGB([colour.sd_to_XYZ(sd, illuminant=colour.SDS_ILLUMINANTS["D65"]) / 100 for sd in colour.SDS_COLOURCHECKERS["PMC"].values()])
colour.plotting.plot_multi_colour_swatches(RGB, columns=6, direction="-y")

References #1267.

Preflight

Code Style and Quality

• [N/A] Unit tests have been implemented and passed.
• [x] Pyright static checking has been run and passed.
• [x] Pre-commit hooks have been run and passed.
• [N/A] New transformations have been added to the Automatic Colour Conversion Graph.
• [N/A] New transformations have been exported to the relevant namespaces, e.g. colour, colour.models.

Documentation

• [N/A] New features are documented along with examples if relevant.
• [N/A] The documentation is Sphinx and numpydoc compliant.

[coveralls]

coverage: 99.968%. remained the same when pulling 693a11942dd2e3b29d0ca79cf9fc71c5e22ddca2 on feature/PMC into 8e965cf400c24408f79115b9427adccd28923415 on develop.