Update README.md

Author: wickste

README.md

@@ -124,7 +124,7 @@ Instruction for building the USBX as static library using Arm GNU Toolchain and
 
 ## Licensing
 
-License terms for using Eclipse ThreadX are defined in the LICENSE.txt file of this repo. Please refer to this file for all definitive licensing information.
+License terms for using Eclipse ThreadX are defined in the LICENSE.txt file of this repo. Please refer to this file for all definitive licensing information for all content, incl. the history of this repo.
 
 ## Resources