patch 8.0.0628: cursor disappears after silent mapping

Problem:    Cursor disappears after silent mapping. (Ramel Eshed)
Solution:   Do restore the cursor when it was changed, but don't change it in
            the first place for a silent mapping.
diff --git a/src/version.c b/src/version.c
index 7a9b21c..4b98f44 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    628,
+/**/
     627,
 /**/
     626,