gitlab-ci.yml: remove duplicate --exclude

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@huawei.com>

.gitlab-ci.yml

@@ -70,7 +70,7 @@ deploy:
     # We are in the root of the git-repo workspace.
     - git clone https://user:$OHOS_AGGREGATED_DOCS_TOKEN@git.ostc-eu.org/OSTC/infrastructure/openharmony-readthedocs-aggregated.git aggregated
     - (cd aggregated && find . -maxdepth 1 -not -path ./.git -not -path . -exec rm -rf {} \;)
-    - tar -c --dereference -C docs --exclude --exclude ./.git --exclude ./.gitlab-ci.yml . | tar -x -C aggregated
+    - tar -c --dereference -C docs --exclude ./.git --exclude ./.gitlab-ci.yml . | tar -x -C aggregated
     # Commit and push back, if something changed.
     - |
       cd aggregated;