[meta] add support for K8S 1.21 and remove 1.18 (elastic#1410)

This commit adds CI tests on GKE K8S 1.21 and remove the tests for 1.18.
jmlrt · Oct 12, 2021 · d550315 · d550315
1 parent 5d2e320
commit d550315
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/helpers/matrix.yml b/helpers/matrix.yml
@@ -38,6 +38,6 @@ APM_SERVER_SUITE:
   - security
   - upgrade
 KUBERNETES_VERSION:
-  - "1.18"
   - "1.19"
   - "1.20"
+  - "1.21"