CI: ocaml/opam2:ubuntu now requires sudo to use opam depext (?)

.gitlab-ci.yml

@@ -10,7 +10,7 @@ build:
   script:
     - opam repo add verimag-sync-repo "http://www-verimag.imag.fr/DIST-TOOLS/SYNCHRONE/test/opam-repository"
     - eval `opam config env`
-    - opam depext -y lustre-v6 lutin  lablgtk3
+    - sudo opam depext -y lustre-v6 lutin lablgtk3
     - opam install -y dune ocamlgraph lutin lablgtk3
     - make
     - make install
@@ -36,7 +36,7 @@ test_opam_test:
   script:
     - opam repo add verimag-sync-repo "http://www-verimag.imag.fr/DIST-TOOLS/SYNCHRONE/test/opam-repository"
     - eval `opam config env`
-    - opam depext -y sasa 
+    - sudo opam depext -y sasa 
     - opam install -y sasa
   allow_failure: true