RTD: remove outdated setting

mgeier · mgeier · commit 72d9f1034fd9 · 2023-08-30T20:58:22.000+02:00
diff --git a/.readthedocs.yml b/.readthedocs.yml
@@ -17,5 +17,4 @@ python:
     - method: pip
       path: .
     - requirements: doc/fallback_theme.txt
-  system_packages: true
 formats: all
