patch 8.1.2095: leaking memory when getting item from dict

Problem:    Leaking memory when getting item from dict.
Solution:   Also free the key when not evaluating.

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2095,
 /**/
     2094,
 /**/