IVGCVSW-4433 Update version number to 20.02

Signed-off-by: Nikhil Raj <nikhil.raj@arm.com>
Change-Id: I06b4384312b14e6af8beb8a2903896c237b9c48d
diff --git a/include/armnn/Version.hpp b/include/armnn/Version.hpp
index 8d1b045..7a85537 100644
--- a/include/armnn/Version.hpp
+++ b/include/armnn/Version.hpp
@@ -12,8 +12,8 @@
 #define CONCAT_MACRO(a, b, c) a ## b ## c
 
 // ArmNN version components
-#define ARMNN_MAJOR_VERSION 19
-#define ARMNN_MINOR_VERSION 11
+#define ARMNN_MAJOR_VERSION 20
+#define ARMNN_MINOR_VERSION 02
 #define ARMNN_PATCH_VERSION 00
 
 // ARMNN_VERSION: "YYYYMMPP"