Apply suggestions from code review

Co-authored-by: Bob Dröge <b.e.droge@rug.nl>

Author: ocaisa

.github/workflows/minimal-usage.yml

@@ -16,10 +16,10 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        include:
-          - os: ubuntu-24.04-arm
-          - os: ubuntu-24.04
-          - os: ubuntu-latest
+        os:
+          - ubuntu-24.04-arm
+          - ubuntu-24.04
+          - ubuntu-latest
     steps:
     - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
     - uses: ./

README.md

@@ -35,9 +35,9 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        include:
-          - os: ubuntu-24.04-arm
-          - os: ubuntu-24.04
+        os:
+          - ubuntu-24.04-arm
+          - ubuntu-24.04
     steps:
     - uses: actions/checkout@v4
     - uses: eessi/github-action-eessi@v3