Update bandpass.rst numbering

documentation/sphinx_static/bandpass.rst

@@ -25,14 +25,14 @@ and they are roughly the procedure followed when writing the
 3. Write down the explicit numerical task.
    Identify algorithms, parameters, check whether required functionality
    is available.
-5. Write down simple outline of new code to implement within
+4. Write down simple outline of new code to implement within
    ``initialize``, ``work_on_current_iteration`` and ``finalize``.
-6. Create a new :code:`git`` branch to work on, :code:`feature/<mypptool>`.
-7. One option is to start from preexisting tools such as :code:`get_rfields`
+5. Create a new :code:``git`` branch to work on, :code:`feature/<mypptool>`.
+6. One option is to start from preexisting tools such as :code:`get_rfields`
    and modify them accordingly.
    In particular simple standard modifications must be made to the :code:`PP.py`
    and :code:`CmakeLists.txt` files.
-8. Design a test of the new functionality (possibly just a modification
+7. Design a test of the new functionality (possibly just a modification
    of an existing test as needed).
    Test should begin as a parameter I/O sanity check, and then grow as
    the required functionality is implemented.