patch 8.2.4391: command line executed when typing Esc in the GUI

Problem:    Command line executed when typing Esc in the GUI.
Solution:   Move saving/restoring KeyTyped to build_stl_str_hl().
            (closes #9783)

src/buffer.c

@@ -4164,6 +4164,7 @@ build_stl_str_hl(
     stl_hlrec_T *sp;
     int		save_must_redraw = must_redraw;
     int		save_redr_type = curwin->w_redr_type;
+    int		save_KeyTyped = KeyTyped;
 
     if (stl_items == NULL)
     {
@@ -5060,6 +5061,9 @@ build_stl_str_hl(
 	curwin->w_redr_type = save_redr_type;
     }
 
+    // A user function may reset KeyTyped, restore it.
+    KeyTyped = save_KeyTyped;
+
     return width;
 }
 #endif // FEAT_STL_OPT

src/screen.c

@@ -1235,7 +1235,6 @@ win_redr_custom(
     int		use_sandbox = FALSE;
     win_T	*ewp;
     int		p_crb_save;
-    int		save_KeyTyped = KeyTyped;
 
     // There is a tiny chance that this gets called recursively: When
     // redrawing a status line triggers redrawing the ruler or tabline.
@@ -1395,9 +1394,6 @@ win_redr_custom(
 
 theend:
     entered = FALSE;
-
-    // A user function may reset KeyTyped, restore it.
-    KeyTyped = save_KeyTyped;
 }
 
 #endif // FEAT_STL_OPT

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4391,
 /**/
     4390,
 /**/