Try another syntax

Author: williamdes

.github/workflows/build.yml

@@ -18,8 +18,9 @@ jobs:
             fail-fast: false
             max-parallel: 4
             matrix:
+                platform: ["linux/386"]
+                run-on: ["ubuntu-22.04"]
                 includes:
-                  - { platform: "linux/386", run-on: "ubuntu-22.04" }
                   - { platform: "linux/amd64", run-on: "ubuntu-22.04" }
                   - { platform: "linux/ppc64le", run-on: "ubuntu-22.04" }
                   - { platform: "linux/s390x", run-on: "ubuntu-22.04" }