CI checkstyle: pin ubuntu version

Our checkstyle doesn't work well on Ubuntu 20.04, temporary pin it to 18.04. Reviewed-by: Brian Behlendorf <[email protected]> Signed-off-by: George Melikov <[email protected]> Closes #11713
rcbchan · Mar 12, 2021 · 8d534c3 · 8d534c3
1 parent f5ada65
commit 8d534c3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.github/workflows/checkstyle.yaml b/.github/workflows/checkstyle.yaml
@@ -6,7 +6,7 @@ on:
 
 jobs:
   checkstyle:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-18.04
     steps:
     - uses: actions/checkout@v2
       with: