python3-sphinx: upgrade 7.2.6 -> 7.3.7

License-Update: Update copyright year, add .rst extension

There are many changes brought in by this uprev, in particular with the
major release 7.3.0, which contains many bugfixes and new features. Changelog:
https://www.sphinx-doc.org/en/master/changes.html#release-7-3-7-released-apr-19-2024

(From OE-Core rev: f864348e57bfc47b92f80ab7eba977d126f52d66)

Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-sphinx_7.3.7.bb

@@ -0,0 +1,35 @@
+SUMMARY = "Python documentation generator"
+HOMEPAGE = "http://sphinx-doc.org/"
+SECTION = "devel/python"
+LICENSE = "BSD-2-Clause & MIT"
+LIC_FILES_CHKSUM = "file://LICENSE.rst;md5=b6c681698874edd2eb9eaff7cc9de642"
+
+SRC_URI[sha256sum] = "a4a7db75ed37531c05002d56ed6948d4c42f473a36f46e1382b0bd76ca9627bc"
+
+inherit python_flit_core pypi
+UPSTREAM_CHECK_REGEX = "/Sphinx/(?P<pver>(\d+[\.\-_]*)+)/"
+
+do_install:append () {
+	# The cache format of "{None, 'en', 'ja'}" doesn't seem to be consistent (dict ordering?)
+	rm ${D}${libdir}/${PYTHON_DIR}/site-packages/sphinx/writers/__pycache__/*latex*
+}
+
+RDEPENDS:${PN} = "\
+    python3-alabaster \
+    python3-babel \
+    python3-docutils \
+    python3-imagesize \
+    python3-jinja2 \
+    python3-packaging \
+    python3-pygments \
+    python3-requests \
+    python3-snowballstemmer \
+    python3-sphinxcontrib-applehelp \
+    python3-sphinxcontrib-devhelp \
+    python3-sphinxcontrib-htmlhelp \
+    python3-sphinxcontrib-jsmath \
+    python3-sphinxcontrib-qthelp \
+    python3-sphinxcontrib-serializinghtml \
+    "
+
+BBCLASSEXTEND = "native nativesdk"