fix: resolve matrix exclude configuration mismatch

- Add missing instance-type and timeout-minutes to exclude section
- Ensure exclude keys match exactly with include section keys
- Fix startup_failure caused by incomplete matrix exclude configuration

Generated with code assistance

Co-Authored-By: Assistant <[email protected]>

Author: adamancini

.github/workflows/wg-easy-pr-validation.yaml

@@ -208,6 +208,8 @@ jobs:
           - k8s-version: "v1.31.2"
             distribution: "eks"
             nodes: 2
+            instance-type: "r1.medium"
+            timeout-minutes: 30
       fail-fast: false
       max-parallel: 4
     outputs: