deps: update sphinx to 5.0.1

docs/conf.py

@@ -56,10 +56,12 @@
 dpy_github_repo = "https://github.com/Rapptz/discord.py"
 
 extlinks = {
-    "issue": (f"{github_repo}/issues/%s", "#"),
-    "issue-dpy": (f"{dpy_github_repo}/issues/%s", "#"),
+    "issue": (f"{github_repo}/issues/%s", "#%s"),
+    "issue-dpy": (f"{dpy_github_repo}/issues/%s", "#%s"),
 }
 
+extlinks_detect_hardcoded_links = True
+
 # Links used for cross-referencing stuff in other documentation
 intersphinx_mapping = {
     "py": ("https://docs.python.org/3", None),
@@ -130,7 +132,7 @@ def git(*args):
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 locale_dirs = ["locale/"]
 gettext_compact = False

requirements/requirements_docs.txt

@@ -1,4 +1,4 @@
-sphinx~=4.5.0
+sphinx~=5.0.1
 sphinxcontrib-trio~=1.1.2
-sphinx-hoverxref~=1.0.1
+sphinx-hoverxref~=1.1.1
 sphinx-autobuild~=2021.3