Revert "Revert: DataSource: Support config CRUD from apiservers (#106996) (#110342)"

This reverts commit 72eeefabd7.

pkg/registry/apis/datasource/testdata/convert-resource-empty.json

@@ -0,0 +1,8 @@
+{
+  "metadata": {
+    "name": "cejobd88i85j4d"
+  },
+  "spec": {
+    "title": "Hello testdata"
+  }
+}