Update installation.rst

I added two words 'and you' to the sentence under the "Django Channels & Async" subsection of the "Troubleshooting" section of the INSTALLATION page for a better comprehension of the sentence.

Author: Dr-Bernard

docs/installation.rst

@@ -245,7 +245,7 @@ Django Channels & Async
 ^^^^^^^^^^^^^^^^^^^^^^^
 
 The Debug Toolbar currently doesn't support Django Channels or async projects.
-If you are using Django channels are having issues getting panels to load,
+If you are using Django channels and you are having issues getting panels to load,
 please review the documentation for the configuration option
 :ref:`RENDER_PANELS <RENDER_PANELS>`.