patch 8.2.4123: complete function cannot be import.Name

Problem:    Complete function cannot be import.Name.
Solution:   Dereference the function name if needed.  Also: do not see
            "import.Name" as a builtin function. (closes #9541)
diff --git a/src/version.c b/src/version.c
index bee41fd..dbbf7d7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4123,
+/**/
     4122,
 /**/
     4121,