Enable CI for robot devices with mocked versions (#398)

Co-authored-by: Simon Alibert <75076266+aliberts@users.noreply.github.com>

.github/workflows/test.yml

@@ -11,6 +11,7 @@ on:
       - ".github/**"
       - "poetry.lock"
       - "Makefile"
+      - ".cache/**"
   push:
     branches:
       - main
@@ -21,6 +22,7 @@ on:
       - ".github/**"
       - "poetry.lock"
       - "Makefile"
+      - ".cache/**"
 
 jobs:
   pytest:
@@ -60,7 +62,6 @@ jobs:
             -W ignore::UserWarning:gymnasium.utils.env_checker:247 \
             && rm -rf tests/outputs outputs
 
-
   pytest-minimal:
     name: Pytest (minimal install)
     runs-on: ubuntu-latest