fix gradle check (opensearch-project#1143)

Signed-off-by: Joanne Wang <jowg@amazon.com>

Author: jowg-amazon

.github/workflows/ci.yml

@@ -6,6 +6,8 @@ on:
   pull_request:
     branches:
       - "*"
+env:
+  ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
 
 jobs:
   Get-CI-Image-Tag:

.github/workflows/multi-node-test-workflow.yml

@@ -7,7 +7,8 @@ on:
   push:
     branches:
       - "*"
-
+env:
+  ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
 jobs:
   Get-CI-Image-Tag:
     uses: opensearch-project/opensearch-build/.github/workflows/get-ci-image-tag.yml@main

.github/workflows/security-test-workflow.yml

@@ -9,6 +9,7 @@ on:
       - "*"
 env:
   OPENSEARCH_INITIAL_ADMIN_PASSWORD: myStrongPassword123!
+  ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
 
 jobs:
   build: