update Fedora release for CI environment

This commit update Fedora release up to 34.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8e4ecdf2969747f4f15a2509caea9563eb4d707f..db6806d007b1a4cc853d2badfd6f1b3922aa6149 100644 (file)
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,7 +6,7 @@ jobs:
   build_in_fedora_for_amd64_on_docker:
     runs-on: ubuntu-latest
     container:
-      image: fedora:33
+      image: fedora:34
     steps:
     - name: Checkout repository.
       uses: actions/checkout@v2