patch 8.2.4266: compiler warning for uninitialized variable

Problem:    Compiler warning for uninitialized variable.
Solution:   Initialize saved_did_emsg.
diff --git a/src/userfunc.c b/src/userfunc.c
index f3fe493..747e4d4 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -4104,7 +4104,7 @@
 {
     int		j;
     int		c;
-    int		saved_did_emsg;
+    int		saved_did_emsg = FALSE;
     char_u	*name = name_arg;
     int		is_global = FALSE;
     char_u	*p;
diff --git a/src/version.c b/src/version.c
index e2d5907..ca506ad 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4266,
+/**/
     4265,
 /**/
     4264,