CHANGES: Add a change backported to 1.10

(cherry picked from commit a3534a5)

[skip ci]

Author: fxlb

CHANGES

@@ -6,6 +6,7 @@ DayOfTheWeek, Month DD, YYYY / The Tcpdump Group
       pcapint_find_function() changed to return "void *" to avoid
         warnings.
       gencode: Fix an undefined behavior in gen_mcode().
+      gencode: Add a missing free() in gen_scode().
     Packet filtering:
       Make the chunk allocator's alignment more general and
         platform-independent.