[ci] Trying to add gcc multilib dependecies

Signed-off-by: Kakadu <Kakadu@pm.me>

.github/workflows/blank.yml

@@ -10,6 +10,8 @@ on:
       - "more-dune"
 
 permissions: read-all
+env:
+  OPAMCONFIRMLEVEL: unsafe-yes
 
 jobs:
   build:
@@ -33,6 +35,8 @@ jobs:
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
 
+      - run: gcc --version
+
       - run: opam pin add Lama.dev . --no-action
       - run: opam depext Lama.dev --yes --with-test
       - run: opam install . --deps-only --with-test

Lama.opam

@@ -28,3 +28,4 @@ build: [
     "@doc" {with-doc}
   ]
 ]
+depexts: [ [ "gcc-14-multilib" ] {os-distribution = "ubuntu"} ]

Lama.opam.template

@@ -0,0 +1 @@
+depexts: [ [ "gcc-14-multilib" ] {os-distribution = "ubuntu"} ]