docs: Update code freeze and release target date for v2.4

Updated code freeze and release information date for v2.4
release.

Change-Id: I76d5d04d0ee062a350f6a693eb04c29017d8b2e0
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
diff --git a/docs/about/release-information.rst b/docs/about/release-information.rst
index f3167fb..4c424b9 100644
--- a/docs/about/release-information.rst
+++ b/docs/about/release-information.rst
@@ -42,7 +42,7 @@
 +-----------------+---------------------------+------------------------------+
 | v2.3            | 4th week of Apr '20       | 1st week of Apr '20          |
 +-----------------+---------------------------+------------------------------+
-| v2.4            | 4th week of Oct '20       | 1st week of Oct '20          |
+| v2.4            | 2nd week of Nov '20       | 4th week of Oct '20          |
 +-----------------+---------------------------+------------------------------+
 
 Removal of Deprecated Interfaces