[ci] downgrade ubuntu version in runner due to renamed packages in scripts
@@ -13,7 +13,7 @@ jobs:
# Test the RTL compilation compatibility
verilog:
name: RTL compilation and tests
- runs-on: ubuntu-latest
+ runs-on: ubuntu-18.04
steps:
- name: Cancel previous
uses: styfle/cancel-workflow-action@0.9.1
