expose datasets and data_frames directories for specific imports

Signed-off-by: Amardeepsingh Siglani <[email protected]>

src/plugins/data/opensearch_dashboards.json

@@ -5,7 +5,13 @@
   "ui": true,
   "requiredPlugins": ["expressions", "uiActions"],
   "optionalPlugins": ["usageCollection", "dataSource"],
-  "extraPublicDirs": ["common", "common/utils/abort_utils", "common/index_patterns/utils.ts"],
+  "extraPublicDirs": [
+    "common", 
+    "common/utils/abort_utils", 
+    "common/index_patterns/utils.ts", 
+    "common/data_frames", 
+    "common/datasets"
+  ],
   "requiredBundles": [
     "usageCollection",
     "opensearchDashboardsUtils",