Update theme (#3483)

Author: svekars

.ci/docker/requirements.txt

@@ -1,7 +1,6 @@
 # --extra-index-url https://download.pytorch.org/whl/cu117/index.html # Use this to run/publish tutorials against the latest binaries during the RC stage. Comment out after the release. Each release verify the correct cuda version.
 # Refer to ./jenkins/build.sh for tutorial build instructions.
 
-
 # Sphinx dependencies
 sphinx==7.2.6
 sphinx-gallery==0.19.0