Update RTD sphinx theme version to v0.5.2

This is an attempt at https://framagit.org/simgrid/simgrid/-/issues/77

diff --git a/docs/requirements.txt b/docs/requirements.txt
index e50fec2..d00e05a 100644 (file)
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,6 +1,6 @@
 breathe>=4.26
 sphinx>=3.4.3,<4.0
-sphinx_rtd_theme
+sphinx_rtd_theme>=0.5.2
 # sphinx_tabs v1.2.1 is required for Sphinx 2
 sphinx_tabs>=1.2.1
 javalang