Removed the invalid url for the Tidelift logo from README

The linkcheck linter was failing due to the logo disappearing from the
old hosting. Kept the verbiage for Tidelift Enterprise support
but removed the logo.

Author: julianz-

README.rst

@@ -58,30 +58,21 @@ Actions CI/CD workflows.
 For Enterprise
 ==============
 
-.. list-table::
-   :widths: 10 100
+Professional support for Cheroot is available as part of the
+`Tidelift Subscription`_.  The CherryPy maintainers and the
+maintainers of thousands of other packages are working with
+Tidelift to deliver one enterprise subscription that covers all
+of the open source you use.
 
-   * - |tideliftlogo|
-     - Professional support for Cheroot is available as part of the
-       `Tidelift Subscription`_.  The CherryPy maintainers and the
-       maintainers of thousands of other packages are working with
-       Tidelift to deliver one enterprise subscription that covers all
-       of the open source you use.
+Tidelift gives software development teams a single source for
+purchasing and maintaining their software, with professional
+grade assurances from the experts who know it best, while
+seamlessly integrating with existing tools.
 
-       Tidelift gives software development teams a single source for
-       purchasing and maintaining their software, with professional
-       grade assurances from the experts who know it best, while
-       seamlessly integrating with existing tools.
-
-       `Learn more <Tidelift Subscription_>`_.
+`Learn more <Tidelift Subscription_>`_.
 
 .. _Tidelift Subscription: https://tidelift.com/subscription/pkg/pypi-cheroot?utm_source=pypi-cheroot&utm_medium=referral&utm_campaign=readme
 
-.. |tideliftlogo| image:: https://cdn2.hubspot.net/hubfs/4008838/website/logos/logos_for_download/Tidelift_primary-shorthand-logo.png
-   :target: https://tidelift.com/subscription/pkg/pypi-cheroot?utm_source=pypi-cheroot&utm_medium=readme
-   :width: 75
-   :alt: Tidelift
-
 Contribute Cheroot
 ==================
 **Want to add something to upstream?** Feel free to submit a PR or file an issue

docs/changelog-fragments.d/816.doc.rst

@@ -0,0 +1,3 @@
+Removed non-functioning Tidelift logo url from README.rst.
+
+-- by :user:`julianz-`.

docs/index.rst

@@ -6,33 +6,29 @@ Welcome to Cheroot documentation!
 .. toctree::
    :maxdepth: 1
    :glob:
+   :hidden:
 
    history
 
 .. toctree::
    :caption: Contributing
+   :hidden:
 
    contributing/guidelines
 
 .. toctree::
    :caption: Maintenance
+   :hidden:
 
    contributing/release_guide
 
 .. toctree::
    :caption: Reference
+   :hidden:
 
    devguide
    Private (dev) API autodoc <pkg/modules>
 
 
 `Cheroot <https://github.com/cherrypy/cheroot>`_ is the high-performance,
 pure-Python HTTP server used by `CherryPy <https://www.cherrypy.dev>`_.
-
-
-Indices and tables
-==================
-
-* :ref:`genindex`
-* :ref:`modindex`
-* :ref:`search`