Use absolute URIs in readme

README.rst

@@ -20,7 +20,7 @@ README for Pylint - https://pylint.pycqa.org/
 .. image:: https://img.shields.io/badge/code%20style-black-000000.svg
     :target: https://github.com/ambv/black
 
-.. |tideliftlogo| image:: doc/media/Tidelift_Logos_RGB_Tidelift_Shorthand_On-White_small.png
+.. |tideliftlogo| image:: https://github.com/PyCQA/pylint/blob/master/doc/media/Tidelift_Logos_RGB_Tidelift_Shorthand_On-White.png
    :width: 75
    :height: 60
    :alt: Tidelift
@@ -158,9 +158,9 @@ For more detailed information, check the documentation.
 License
 -------
 
-pylint is, with a few exceptions listed below, `GPLv2 <COPYING>`_.
+pylint is, with a few exceptions listed below, `GPLv2 <https://github.com/PyCQA/pylint/blob/master/LICENSE>`_.
 
 The icon files are licensed under the `CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0/>`_ license:
 
-- `doc/logo.png <doc/logo.png>`_
-- `doc/logo.svg <doc/logo.svg>`_
+- `doc/logo.png <https://github.com/PyCQA/pylint/blob/master/doc/logo.png>`_
+- `doc/logo.svg <https://github.com/PyCQA/pylint/blob/master/doc/logo.svg>`_