ci-linux.yml: also need submodules

diff --git a/.github/workflows/ci-linux.yml b/.github/workflows/ci-linux.yml
index 511aa56..438b055 100644 (file)
--- a/.github/workflows/ci-linux.yml
+++ b/.github/workflows/ci-linux.yml
@@ -5,6 +5,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+      with:
+        submodules: true
     - name: Install dependencies
       run: |
         sudo apt-get update -qq