Document BR 2887108 in changes.src

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
diff --git a/doc/changes.src b/doc/changes.src
index dc77728..e56e39d 100644
--- a/doc/changes.src
+++ b/doc/changes.src
@@ -7,7 +7,8 @@
 The NASM 2 series support x86-64, and is the production version of NASM
 since 2007.
 
-\S{cl-2.08rc1} Version 2.08rc1
+
+\S{cl-2.08rc2} Version 2.08rc2
 
 \b A number of enhancements/fixes in macros area.
 
@@ -27,6 +28,9 @@
 
 \b Fix stack overrun for too long [DEBUG id].
 
+\b Fix incorrect sbyte usage in IMUL (hit only if optimization
+  flag passed).
+
 \b Append ending token for \c{.stabs} records in the ELF output format.
 
 \b New NSIS script which uses ModernUI and MultiUser approach.