ci: twister: remove reference to opensearch

We have been using elasticsearch for a while now. Remove references and
old script.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

.github/workflows/twister.yaml

@@ -310,7 +310,7 @@ jobs:
     if: success() || failure()
 
     steps:
-      # Needed for opensearch and upload script
+      # Needed for elasticearch and upload script
       - if: github.event_name == 'push' || github.event_name == 'schedule'
         name: Checkout
         uses: actions/checkout@v4
@@ -324,7 +324,7 @@ jobs:
           path: artifacts
 
       - if: github.event_name == 'push' || github.event_name == 'schedule'
-        name: Upload to opensearch
+        name: Upload to elasticsearch
         run: |
           pip3 install elasticsearch
           # set run date on upload to get consistent and unified data across the matrix.

scripts/ci/upload_test_results.py

@@ -1,60 +0,0 @@
-#!/usr/bin/env python3
-
-# Copyright (c) 2022 Intel Corporation
-# SPDX-License-Identifier: Apache-2.0
-
-import os
-import json
-import argparse
-from opensearchpy import OpenSearch
-from opensearchpy.helpers import bulk
-
-host = "dashboards.staging.zephyrproject.io"
-port = 443
-
-def main():
-    args = parse_args()
-    if args.user and args.password:
-        auth = (args.user, args.password)
-    else:
-        auth = (os.environ['OPENSEARCH_USER'], os.environ['OPENSEARCH_PASS'])
-
-    client = OpenSearch(
-            hosts = [{'host': host, 'port': port}],
-            http_auth=auth,
-            use_ssl=True,
-            verify_certs = False,
-            ssl_assert_hostname = False,
-            ssl_show_warn = False,
-    )
-    index_name = args.index
-
-    for f in args.files:
-        with open(f, "r") as j:
-            data = json.load(j)
-            bulk_data = []
-            for t in data['testsuites']:
-                t['environment'] = data['environment']
-                bulk_data.append({
-                            "_index": index_name,
-                            "_id": t['run_id'],
-                            "_source": t
-                            }
-                        )
-
-        bulk(client, bulk_data)
-
-
-def parse_args():
-    parser = argparse.ArgumentParser(allow_abbrev=False)
-    parser.add_argument('-u', '--user', help='username')
-    parser.add_argument('-p', '--password', help='password')
-    parser.add_argument('-i', '--index', help='index to push to.', required=True)
-    parser.add_argument('files', metavar='FILE', nargs='+', help='file with test data.')
-
-    args = parser.parse_args()
-
-    return args
-
-if __name__ == '__main__':
-    main()