Set release date

Author: VladimirUmek

ARM.CMSIS-FreeRTOS.pdsc

@@ -8,7 +8,7 @@
   <license>License/license.txt</license>
 
   <releases>
-    <release version="10.4.0-rc0">
+    <release version="10.4.0" date="2020-04-30">
       FreeRTOS 10.3.1
       Maintenance for CMSIS 5.7.0:
       - Enhanced kernel configuration handling and checking when using CMSIS-RTOS2 API

README.md

@@ -1,5 +1,5 @@
 # CMSIS-FreeRTOS
-The branch *master* of this GitHub repository contains the CMSIS-RTOS adoption of [FreeRTOS Version 10.2.1](https://sourceforge.net/projects/freertos/files/FreeRTOS/V10.2.1/FreeRTOSv10.2.1.zip/download) as it is released as Software Pack on http://www.keil.com/pack. The [documentation](https://arm-software.github.io/CMSIS-FreeRTOS/General/html/index.html) is available under https://arm-software.github.io/CMSIS-FreeRTOS/General/html/index.html.
+The branch *master* of this GitHub repository contains the CMSIS-RTOS adoption of [FreeRTOS Version 10.3.1](https://github.com/FreeRTOS/FreeRTOS/releases/download/V10.3.1/FreeRTOSv10.3.1.zip) as it is released as Software Pack on http://www.keil.com/pack. The [documentation](https://arm-software.github.io/CMSIS-FreeRTOS/General/html/index.html) is available under https://arm-software.github.io/CMSIS-FreeRTOS/General/html/index.html.
 
 Use *Issues* to provide feedback and report problems for CMSIS FreeRTOS implementation.