[Bf-docboard-svn] bf-manual: [9293] branches/blender-2.93-release/blender_docs/requirements.txt: Build: Fix builds with newer jinja2

[Aaron Carlisle]

Revision: 9293
          https://developer.blender.org/rBM9293
Author:   Blendify
Date:     2022-05-21 04:05:06 +0200 (Sat, 21 May 2022)
Log Message:
-----------
Build: Fix builds with newer jinja2

Newer versions of jinja are not compatible with sphinx 3.5.0.
Solution is to pin to an older release.

Also pin docutils to prevent a similar issue.

Also add comments

Modified Paths:
--------------
    branches/blender-2.93-release/blender_docs/requirements.txt

Modified: branches/blender-2.93-release/blender_docs/requirements.txt
===================================================================
--- branches/blender-2.93-release/blender_docs/requirements.txt	2022-05-20 11:28:51 UTC (rev 9292)
+++ branches/blender-2.93-release/blender_docs/requirements.txt	2022-05-21 02:05:06 UTC (rev 9293)
@@ -1,5 +1,17 @@
 sphinx==3.5.3
+
+# Sphinx dependencies that are important
+Jinja2==2.11.3
+docutils==0.16
+
+# Only needed for building translations.
 sphinx-intl==2.0.1
+
+# Only needed to match the theme used for the official documentation.
+# Without this theme, the default theme will be used.
 sphinx_rtd_theme==0.5.2
 
+# Only for convenience, allows live updating while editing RST files.
+# Access by running:
+#   make livehtml
 sphinx-autobuild