patch 9.0.0127: unused variable

Problem:    Unused variable.
Solution:   Remove the variable. (closes #10829)
diff --git a/src/map.c b/src/map.c
index 96ccff0..3516f7a 100644
--- a/src/map.c
+++ b/src/map.c
@@ -2582,7 +2582,6 @@
     void
 f_mapset(typval_T *argvars, typval_T *rettv UNUSED)
 {
-    char_u	*keys_buf = NULL;
     char_u	*which;
     int		mode;
     char_u	buf[NUMBUFLEN];
@@ -2707,7 +2706,6 @@
 	(void)map_add(map_table, abbr_table, lhsrawalt, rhs, orig_rhs, noremap,
 		nowait, silent, mode, is_abbr, expr, sid, scriptversion,
 								      lnum, 1);
-    vim_free(keys_buf);
     vim_free(arg_buf);
 }
 #endif
diff --git a/src/version.c b/src/version.c
index 3dfd3d9..ac56f8c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    127,
+/**/
     126,
 /**/
     125,