docs: update release and code freeze dates

Signed-off-by: Harrison Mutai <harrison.mutai@arm.com>
Change-Id: If782bd337d10213cb74503f4ea54ed304d6e4c34
diff --git a/docs/about/release-information.rst b/docs/about/release-information.rst
index cd52460..1a30a92 100644
--- a/docs/about/release-information.rst
+++ b/docs/about/release-information.rst
@@ -52,7 +52,9 @@
 +-----------------+---------------------------+------------------------------+
 | v2.8            | 5th week of Nov '22       | 3rd week of Nov '22          |
 +-----------------+---------------------------+------------------------------+
-| v2.9            | 1st week of May '23       | 3rd week of Apr '23          |
+| v2.9            | 4th week of May '23       | 2nd week of May '23          |
++-----------------+---------------------------+------------------------------+
+| v3.0            | 2nd week of Nov '23       | 2nd week of Oct '23          |
 +-----------------+---------------------------+------------------------------+
 
 Removal of Deprecated Interfaces