config: upgrade OpenSearch and Dashboards to 3.7.0 staging (opensearch-project#225)

Signed-off-by: ps48 <pshenoy36@gmail.com>

Author: ps48

.env

@@ -11,11 +11,11 @@ INCLUDE_COMPOSE_EXAMPLES=docker-compose.examples.yml
 INCLUDE_COMPOSE_LOCAL_OPENSEARCH=docker-compose.local-opensearch.yml
 INCLUDE_COMPOSE_LOCAL_OPENSEARCH_DASHBOARDS=docker-compose.local-opensearch-dashboards.yml
 
-OPENSEARCH_DOCKER_REPO=opensearchproject
+OPENSEARCH_DOCKER_REPO=opensearchstaging
 
 
 # OpenSearch Configuration
-OPENSEARCH_VERSION=3.6.0
+OPENSEARCH_VERSION=3.7.0
 OPENSEARCH_USER=admin
 OPENSEARCH_PASSWORD='My_password_123!@#'
 OPENSEARCH_HOST=opensearch
@@ -24,7 +24,7 @@ OPENSEARCH_PROTOCOL=https
 OPENSEARCH_JAVA_OPTS=-Xms1g -Xmx1g
 
 # OpenSearch Dashboards Configuration
-OPENSEARCH_DASHBOARDS_VERSION=3.6.0
+OPENSEARCH_DASHBOARDS_VERSION=3.7.0
 OPENSEARCH_DASHBOARDS_HOST=opensearch-dashboards
 OPENSEARCH_DASHBOARDS_PORT=5601
 OPENSEARCH_DASHBOARDS_PROTOCOL=http