Remove system virtualenv (deprecated?)

nielstron · nielstron · commit 6b999c47fca1 · 2024-07-15T16:15:08.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -12,7 +12,8 @@ jobs:
   fast_finish: true
 
 before_install:
-- pip install poetry
+- sudo apt remove -y python3-virtualenv
+- pip install -U poetry virtualenv
 install:
 - poetry install
 script:
