Increment version to 2.20.0.0

Signed-off-by: opensearch-ci-bot <opensearch-infra@amazon.com>

Author: opensearch-ci-bot

opensearch_dashboards.json

@@ -1,7 +1,7 @@
 {
   "id": "ganttChartDashboards",
-  "version": "2.19.0.0",
-  "opensearchDashboardsVersion": "2.19.0",
+  "version": "2.20.0.0",
+  "opensearchDashboardsVersion": "2.20.0",
   "requiredPlugins": [
     "visualizations",
     "data"

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gantt-chart-dashboards",
-  "version": "2.19.0.0",
+  "version": "2.20.0.0",
   "license": "Apache-2.0",
   "scripts": {
     "osd": "node ../../scripts/osd",
@@ -36,4 +36,4 @@
     "@cypress/request": "^3.0.0",
     "**/eslint/cross-spawn": "^7.0.5"
   }
-}
+}