Add version 2.19. (#9174)

Signed-off-by: Archer <[email protected]>

Author: Naarcha-AWS

_config.yml

@@ -5,9 +5,9 @@ baseurl: "/docs/latest" # the subpath of your site, e.g. /blog
 url: "https://opensearch.org" # the base hostname & protocol for your site, e.g. http://example.com
 permalink: /:path/
 
-opensearch_version: '2.18.0'
-opensearch_dashboards_version: '2.18.0'
-opensearch_major_minor_version: '2.18'
+opensearch_version: '2.19.0'
+opensearch_dashboards_version: '2.19.0'
+opensearch_major_minor_version: '2.19'
 lucene_version: '9_12_0'
 
 # Build settings

_data/versions.json

@@ -1,10 +1,11 @@
 {
-  "current": "2.18",
+  "current": "2.19",
   "all": [
-    "2.18",
+    "2.19",
     "1.3"
   ],
   "archived": [
+    "2.18",
     "2.17",
     "2.16",
     "2.15",