bump to 3.0.0 (#505)

Signed-off-by: Jiaping Zeng <[email protected]>
(cherry picked from commit 862f2d6)
Signed-off-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

.github/workflows/verify-binary-install.yml

@@ -2,7 +2,7 @@ name: 'Install Dashboards with Plugin via Binary'
 
 on: [push, pull_request]
 env:
-  OPENSEARCH_VERSION: '3.0.0-beta1'
+  OPENSEARCH_VERSION: '3.0.0'
   CI: 1
   # avoid warnings like "tput: No value for $TERM and no -T specified"
   TERM: xterm