Removing IRC related info from the documentation

Change-Id: I5cf8c70a304bf5869cbeb12fa8d39171cff48ebd
Signed-off-by: John Tsichritzis <john.tsichritzis@arm.com>

docs/index.rst

@@ -260,13 +260,6 @@ See the `Contributing Guidelines`_ for information on how to contribute to this
 project and the `Acknowledgments`_ file for a list of contributors to the
 project.
 
-IRC channel
-~~~~~~~~~~~
-
-Development discussion takes place on the #trusted-firmware-a channel
-on the Freenode IRC network. This is not an official support channel.
-If you have an issue to raise, please use the `issue tracker`_.
-
 Feedback and support
 ~~~~~~~~~~~~~~~~~~~~
 

readme.rst

@@ -282,13 +282,6 @@ See the `Contributing Guidelines`_ for information on how to contribute to this
 project and the `Acknowledgments`_ file for a list of contributors to the
 project.
 
-IRC channel
-~~~~~~~~~~~
-
-Development discussion takes place on the #trusted-firmware-a channel
-on the Freenode IRC network. This is not an official support channel.
-If you have an issue to raise, please use the `issue tracker`_.
-
 Feedback and support
 ~~~~~~~~~~~~~~~~~~~~