patch 8.2.3889: duplicate code for translating script-local function name

Problem:    Duplicate code for translating script-local function name.
Solution:   Move the code to get_scriptlocal_funcname(). (Yegappan Lakshmanan,
            closes #9393)
diff --git a/src/version.c b/src/version.c
index 78baffd..cd4d157 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3889,
+/**/
     3888,
 /**/
     3887,