Fix broken link and remove matplotlib submodule

Khushikela29 · Khushikela29 · commit dfff9fd6adf1 · 2025-01-13T01:14:45.000+05:30
- Removed unnecessary sentence in the development workflow
- Fixed broken link in development_workflow.rst
- Removed the matplotlib submodule as part of cleanup
- Applied the suggested change from mentor
diff --git a/doc/devel/development_workflow.rst b/doc/devel/development_workflow.rst
@@ -138,13 +138,10 @@ The editing workflow
    Note the ``-am`` options to ``commit``. The ``m`` flag signals that you are
    going to type a message on the command line.  The ``a`` flag stages every
    file that has been modified, except files listed in ``.gitignore``. For more
-   information, see `why the -a flag?`_ and the
-   `git commit <https://git-scm.com/docs/git-commit>`_  manual page.
+   information, see `git commit <https://git-scm.com/docs/git-commit>`_  manual page.
 #. To push the changes up to your forked repo on GitHub, do a ``git
    push``.
 
-.. _why the -a flag?: http://gitready.com/beginner/2009/01/18/the-staging-area.html
-
 
 Verify your changes
 ===================
diff --git a/galleries/examples/misc/multipage_pdf.py b/galleries/examples/misc/multipage_pdf.py
@@ -6,10 +6,6 @@
 This is a demo of creating a pdf file with several pages,
 as well as adding metadata and annotations to pdf files.
 
-If you want to use a multipage pdf file using LaTeX, you 
-need to use `from matplotlib.backends.backend_pgf import 
-PdfPages`. The `pgf` backend, however, does not support `attach_note`, 
-whereas the `pdf` backend does.
 """
 
 import datetime
