CI: fix CookBook deployment (extract the archive in the correct directory

CI/deploy.sh

@@ -78,7 +78,7 @@ scp ref.sha otbpush@otb5-vm2.orfeo-toolbox.org:${jobs_directory}/
 if [ "$CI_COMMIT_REF_NAME" = "develop" ]
 then
   ssh otbpush@otb5-vm2.orfeo-toolbox.org \
-  tar -xf ${jobs_directory}/CookBook-*-html.tar.gz
+  tar -xf ${jobs_directory}/CookBook-*-html.tar.gz -C ${jobs_directory}/
   ssh otbpush@otb5-vm2.orfeo-toolbox.org \
   rm -rf /home/otbpush/test/CookBook/*
   ssh otbpush@otb5-vm2.orfeo-toolbox.org \