docs: Increase support range for reno

stephenfin · stephenfin · commit 996c0973958a · 2020-04-18T13:45:49.000+01:00
readthedocs seems to be having issues with their PyPI cache. Work around
this by using an older build.

Signed-off-by: Stephen Finucane &lt;stephen@that.guru&gt;
diff --git a/docs/requirements.txt b/docs/requirements.txt
@@ -1,5 +1,5 @@
 -r ../requirements.txt
 sphinx>=1.5,<2.0
 sphinx-click>=2.0,<3.0
-reno>=3.0,<4.0
+reno>=2.0,<4.0
 sphinx-rtd-theme==0.4.3
