releases: change 3.23.0 to 4.0.0, add dates and versions for 2024

The next release will be 4.0.0, not 3.23.0, due to some older features
being deprecated. Update the release table accordingly, and add more
versions and dates for the year 2024.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Joakim Bech <joakim.bech@linaro.org>
Reviewed-by: Jens Wiklander <jens.wiklander@linaro.org>

general/releases.rst

@@ -20,7 +20,15 @@ old, upcoming or future release.
 +---------------+--------------+
 | Version       | Release date |
 +===============+==============+
-| OP-TEE 3.23.0 | 20/Oct/23    |
+| OP-TEE 4.4.0  | 18/Oct/24    |
++---------------+--------------+
+| OP-TEE 4.3.0  | 12/Jul/24    |
++---------------+--------------+
+| OP-TEE 4.2.0  | 12/Apr/24    |
++---------------+--------------+
+| OP-TEE 4.1.0  | 19/Jan/24    |
++---------------+--------------+
+| OP-TEE 4.0.0  | 20/Oct/23    |
 +---------------+--------------+
 | OP-TEE 3.22.0 | 14/Jul/23    |
 +---------------+--------------+