Revert "Modification du gitlab-ci"

This reverts commit 01990fc1.

.gitlab-ci.yml

@@ -46,12 +46,11 @@ pages:
     paths:
       - public
   rules:
-    - if '$BRANCH == master'
-      changes:
-        - _config.yml
-        - _toc.yml
-        - ./*.md
-        - ./*.ipynb
-        - ./*/*.md
-        - ./*/*.ipynb
+    - changes:
+      - _config.yml
+      - _toc.yml
+      - ./*.md
+      - ./*.ipynb
+      - ./*/*.md
+      - ./*/*.ipynb