Fix incorrect link to unicado library repo

.gitlab-ci.yml

@@ -34,7 +34,7 @@ clone:
   # Clone the aircraft-design repository, including its submodules
     - git clone https://gitlab-ci-token:${CI_JOB_TOKEN}@git.rwth-aachen.de/unicado/aircraft-design
     - cd aircraft-design || { echo "Directory not found! Exiting..."; exit 1; }
-    - git clone --recurse-submodules https://gitlab-ci-token:${CI_JOB_TOKEN}@git.rwth-aachen.de/unicado/libraries libs/
+    - git clone --recurse-submodules https://gitlab-ci-token:${CI_JOB_TOKEN}@git.rwth-aachen.de/unicado/libraries
   # Change to the project directory (useful for multi-directory repositories)
     - cd $CI_PROJECT_DIR