python-semantic-version: Add new host-only package

From the README:

This small python library provides a few tools to handle SemVer in
Python. It follows strictly the 2.0.0 version of the SemVer scheme.

Signed-off-by: Jeffery To <jeffery.to@gmail.com>

lang/python/python-semantic-version/Makefile

@@ -0,0 +1,49 @@
+#
+# Copyright (C) 2023 Jeffery To
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=python-semantic-version
+PKG_VERSION:=2.10.0
+PKG_RELEASE:=1
+
+PYPI_NAME:=semantic-version
+PYPI_SOURCE_NAME:=semantic_version
+PKG_HASH:=bdabb6d336998cbb378d4b9db3a4b56a1e3235701dc05ea2690d9a997ed5041c
+
+PKG_LICENSE:=BSD-2-Clause
+PKG_LICENSE_FILES:=LICENSE
+PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
+
+PKG_HOST_ONLY:=1
+HOST_BUILD_DEPENDS:=python3/host python-build/host python-installer/host python-wheel/host
+
+include ../pypi.mk
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/host-build.mk
+include ../python3-package.mk
+include ../python3-host-build.mk
+
+define Package/python3-semantic-version
+  SUBMENU:=Python
+  SECTION:=lang
+  CATEGORY:=Languages
+  TITLE:=Library implementing the 'SemVer' scheme
+  URL:=https://github.com/rbarrois/python-semanticversion
+  DEPENDS:=+python3-light
+  BUILDONLY:=1
+endef
+
+define Package/python3-semantic-version/description
+This small python library provides a few tools to handle SemVer in
+Python. It follows strictly the 2.0.0 version of the SemVer scheme.
+endef
+
+$(eval $(call Py3Package,python3-semantic-version))
+$(eval $(call BuildPackage,python3-semantic-version))
+$(eval $(call BuildPackage,python3-semantic-version-src))
+$(eval $(call HostBuild))