patch 8.2.4738: Esc on commandline executes command instead of abandoning it

Problem:    Esc on commandline executes command instead of abandoning it.
Solution:   Save and restore KeyTyped when removing the popup menu.
            (closes #10154)
diff --git a/src/cmdexpand.c b/src/cmdexpand.c
index 9bcea7e..8795337 100644
--- a/src/cmdexpand.c
+++ b/src/cmdexpand.c
@@ -378,6 +378,7 @@
 void cmdline_pum_remove(void)
 {
     int save_p_lz = p_lz;
+    int	save_KeyTyped = KeyTyped;
 
     pum_undisplay();
     VIM_CLEAR(compl_match_array);
@@ -385,6 +386,10 @@
     update_screen(0);
     p_lz = save_p_lz;
     redrawcmd();
+
+    // When a function is called (e.g. for 'foldtext') KeyTyped might be reset
+    // as a side effect.
+    KeyTyped = save_KeyTyped;
 }
 
 void cmdline_pum_cleanup(cmdline_info_T *cclp)