Merge pull request #9143 from readthedocs/fix-docs

Remove prebuild step so docs keep working

Author: ericholscher

.readthedocs.yml

@@ -14,9 +14,6 @@ build:
   os: ubuntu-20.04
   tools:
     python: "3.8"
-  jobs:
-    pre_build:
-      - sphinx-build -W --keep-going -q -b linkcheck -d _build/doctrees docs/ _build/linkcheck
 
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