Resolve Kind Cluster not able to be built in PR checks (opensearch-pr…

…oject#358)

Signed-off-by: Peter Zhu <zhujiaxi@amazon.com>

Signed-off-by: Peter Zhu <zhujiaxi@amazon.com>
Signed-off-by: prathaptce <86703966+prathaptce@users.noreply.github.com>

.github/workflows/lint-test.yaml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        k8s: ["1.14.10", "1.18.20", "1.19.16", "1.21.14", "1.22.9", "1.23.12", "1.24.7", "1.25.2"]
+        k8s: ["1.19.16", "1.21.14", "1.22.9", "1.23.12", "1.24.7", "1.25.2"]
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -44,6 +44,7 @@ jobs:
         uses: helm/kind-action@v1.4.0
         with:
           node_image: kindest/node:v${{ matrix.k8s }}
+          kubectl_version: v${{ matrix.k8s }}
         if: ${{ env.CHART_CHANGED == 'true' }}
 
       # See https://github.com/helm/chart-testing/blob/main/doc/ct_install.md

README.md

@@ -32,6 +32,9 @@ Contributors should choose the corresponding branch(es) when commiting their cha
 * If you have a change for all available versions, first open a PR on `main`, then open a backport PR with `[backport 1.x]` in the title, with label `backport 1.x`, etc.
 * No changes should be commited to `gh-pages` by any contributor, as this branch should be only changed by github actions `chart-releaser`
 
+## Kuvernetes Version Support
+* This helm-chart repository is tested with kubernetes version 1.19 and above
+
 ## Installation
 
 To install the OpenSearch Helm charts, execute the following commands: