chore: upgrade k8s versions for CI, remove 1.22, add 1.26

Author: metacosm

Diff for: .github/workflows/pr.yml

@@ -36,7 +36,7 @@ jobs:
     strategy:
       matrix:
         java: [ 11, 17 ]
-        kubernetes: [ 'v1.22.15', 'v1.23.12', 'v1.24.6', 'v1.25.2' ]
+        kubernetes: [ 'v1.23.14', 'v1.24.8', 'v1.25.4', 'v1.26.0' ]
     steps:
       - uses: actions/checkout@v3
       - name: Set up Java and Maven