Merge pull request #13054 from ARMmbed/update_version

Update mbed version number

Author: 0xc0170

platform/mbed_version.h

@@ -31,21 +31,21 @@
   *
   * @note 99 is default value for development version (master branch)
   */
-#define MBED_MAJOR_VERSION  99
+#define MBED_MAJOR_VERSION  6
 
 /** MBED_MINOR_VERSION
   * Mbed OS minor version
   *
   * @note 99 is default value for development version (master branch)
   */
-#define MBED_MINOR_VERSION  99
+#define MBED_MINOR_VERSION  0
 
 /** MBED_PATCH_VERSION
   * Mbed OS patch version
   *
   * @note 99 is default value for development version (master branch)
   */
-#define MBED_PATCH_VERSION  99
+#define MBED_PATCH_VERSION  0
 
 #define MBED_ENCODE_VERSION(major, minor, patch) ((major)*10000 + (minor)*100 + (patch))