Corrected VERSION replacement.

.gitlab-ci.yml

@@ -134,8 +134,8 @@ pages:
   stage: deploy
   script:
     - cp -r site .public
-    - sed -i -e "s/%BUILDDATE%/$(date +'%Y-%m-%d %H:%M')/g" .public/index.html
-    - sed -i -e "s/VERSION%/$(cat version)/g" .public/index.html
+    - sed -i -e "s|%BUILDDATE%|$(date +'%Y-%m-%d %H:%M')|g" .public/index.html
+    - sed -i -e "s|%VERSION%|$(cat version)|g" .public/index.html
     - cp safelinks-cleaner-*.xpi .public
     - mv .public public
     - ls -lr public