Add ChangeLog entry

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/ChangeLog.d/static_link_common_runtime_msvc.txt b/ChangeLog.d/static_link_common_runtime_msvc.txt
new file mode 100644
index 0000000..6104943
--- /dev/null
+++ b/ChangeLog.d/static_link_common_runtime_msvc.txt
@@ -0,0 +1,3 @@
+Changes
+   * Add a CMake option that enables static linking of the runtime library
+     in Microsoft Visual C++ compiler. Contributed by Microplankton.