Revert "Update version to 0.100.0"

This reverts commit 8137a4369acefa4c01f08db95a2b1b290e8dd70a.
This commit was not meant to be included in the 0.90 branch.

Change-Id: Ie6f557a9d6b7c2492eb3c9331bb42883d309434a
diff --git a/include/tosa_serialization_handler.h b/include/tosa_serialization_handler.h
index 715270b..52ada96 100644
--- a/include/tosa_serialization_handler.h
+++ b/include/tosa_serialization_handler.h
@@ -27,7 +27,7 @@
 
 // Keep version number in sync with the version default value with schema/tosa.fbs
 #define TOSA_VERSION_MAJOR 0
-#define TOSA_VERSION_MINOR 100
+#define TOSA_VERSION_MINOR 90
 #define TOSA_VERSION_PATCH 0
 #define TOSA_VERSION_DRAFT true
 #define TENSOR_BUFFER_FORCE_ALIGNMENT 8