textproc/py-mkdocs-material-extensions: Update to 1.3.1

Changelog:

https://github.com/facelessuser/mkdocs-material-extensions/releases/tag/1.3.1

textproc/py-mkdocs-material-extensions/Makefile

 PORTNAME=	mkdocs-material-extensions
-DISTVERSION=	1.3
+DISTVERSION=	1.3.1
 CATEGORIES=	textproc python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}

textproc/py-mkdocs-material-extensions/distinfo

-TIMESTAMP = 1699598501
-SHA256 (mkdocs_material_extensions-1.3.tar.gz) = f0446091503acb110a7cab9349cbc90eeac51b58d1caa92a704a81ca1e24ddbd
-SIZE (mkdocs_material_extensions-1.3.tar.gz) = 11780
+TIMESTAMP = 1702989517
+SHA256 (mkdocs_material_extensions-1.3.1.tar.gz) = 10c9511cea88f568257f960358a467d12b970e1f7b2c0e5fb2bb48cab1928443
+SIZE (mkdocs_material_extensions-1.3.1.tar.gz) = 11847