Persist empty description

eslint-suppressions.json

@@ -2677,11 +2677,6 @@
       "count": 2
     }
   },
-  "public/app/features/datasources/components/picker/DataSourceCard.tsx": {
-    "no-restricted-syntax": {
-      "count": 1
-    }
-  },
   "public/app/features/datasources/state/actions.test.ts": {
     "@typescript-eslint/no-explicit-any": {
       "count": 2

pkg/services/datasources/service/store.go

@@ -370,6 +370,8 @@ func (ss *SqlStore) UpdateDataSource(ctx context.Context, cmd *datasources.Updat
 		sess.MustCols("password")
 		sess.MustCols("basic_auth_password")
 		sess.MustCols("user")
+		// Ensure comment is persisted even when clearing to empty string
+		sess.MustCols("comment")
 		// Make sure secure json data is zeroed out if empty. We do this as we want to migrate secrets from
 		// secure json data to the unified secrets table.
 		sess.MustCols("secure_json_data")