typo fix (#625)

Author: kyuan-mongodb

source/chart-type-reference/data-table/limit-rows.txt

@@ -49,7 +49,7 @@ To limit the number of rows that a chart displays:
    :doc:`Chart Builder </build-charts>` and toggle 
    :guilabel:`Limit Results` to enable it.
 
-#. Specify the number of rows to show between ``1`` and ``9999``. 
+#. Specify the number of rows to show between ``1`` and ``9999``.
    The default is ``10``.
 
 Considerations

source/includes/refresh-maxdataage-values.rst

@@ -85,7 +85,7 @@
        refresh the chart or dashboard, |charts| renders the chart or 
        dashboard with data from the cache if the age of the data is 
        less than the minimum ``maxDataAge`` value of 60 seconds. If 
-       the age of the data data from the cache is older than 60 
+       the age of the data from the cache is older than 60 
        seconds, |charts-short| queries the data source for the latest 
        data, refreshes the cache, and renders the chart or dashboard 
        using this data.