ci(doc): remove website generation on deprecated https://in-wop.g-eau.fr/hubeau website

Refs #9

.gitlab-ci.yml

 stages:
     - check
-    - website
 
 default:
   tags: [docker]
@@ -26,15 +25,3 @@ check:
   script:
     - if [[ $NOT_CRAN == "false" ]]; then sudo apt-get update && sudo apt-get install -y qpdf; fi
     - R -e 'rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "warning")'
-
-website:
-  stage: website
-  only:
-    - master
-    - dev
-    - tags
-  script:
-    - R -e 'devtools::update_packages(packages = "pkgdown")'
-    - R -e 'pkgdown::build_site()'
-    - sudo apt-get update && sudo apt-get install -y sshpass rsync
-    - sshpass -p "${OVH_PASS}" rsync -a -e "ssh -o StrictHostKeyChecking=no" docs/ ${OVH_LOGIN}@${OVH_SFTP}:/home/${OVH_LOGIN}/in-wop/hubeau/