Add DfOverF to docs (#1351)

Co-authored-by: Ryan Ly <[email protected]>

docs/gallery/domain/ophys.py

@@ -133,6 +133,10 @@
 
 
 ####################
+# .. tip::
+#    You can also store dF/F data using the :py:class:`~pynwb.ophys.DfOverF` class, which works the same way as
+#    :py:class:`~pynwb.ophys.Fluorescence`.
+#
 # Because this data stores information about specific ROIs, you will need to provide a reference to the ROIs
 # that you will be storing data for. This is done using a :py:class:`~pynwb.core.DynamicTableRegion`, which can be
 # created with :py:func:`~pynwb.ophys.PlaneSegmentation.create_roi_table_region`.
@@ -227,8 +231,6 @@
 #    one's life much simpler. NWB currently does not have the ability to read and parse native image formats. It
 #    is up to downstream users to read these file formats.
 #
-# .. [#] You can also store dF/F data using the :py:class:`~pynwb.ophys.DfOverF` class.
-#
 # .. [#] Neurodata sets can be *very* large, so individual components of the dataset are only loaded into memory when
 #    you request them. This functionality is only possible if closing of the :py:class:`~pynwb.NWBHDF5IO`
 #    object is handled by the user.