Add torch dep for tests.

.gitlab-ci.yml

@@ -28,7 +28,8 @@ test:ubuntu_python:
     - DEPS_NAMES=("aidge_onnx" "aidge_quantization")
     - DEPENDENCY_JOB="build:ubuntu_python"
     - !reference [.ubuntu:download:artifacts, script]
-
+    # Need to install extra dependence for tests:
+    - python -m pip install torch
 coverage:ubuntu_python:
   before_script:
     - !reference [.setup:coverage:ubuntu_python, before_script]