patch 8.0.1146: redraw when highlight is set with same names

Problem:    Redraw when highlight is set with same names. (Ozaki Kiichi)
Solution:   Only free and save a name when it changed. (closes #2120)
diff --git a/src/version.c b/src/version.c
index d6fab52..18e4a86 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1146,
+/**/
     1145,
 /**/
     1144,