patch 9.0.2133: Cannot detect overstrike mode in Cmdline mode

Problem:  Cannot detect overstrike mode in Cmdline mode
Solution: Make mode() return "cr" for overstrike

closes: #13569

Signed-off-by: Sam-programs <None>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/misc1.c b/src/misc1.c
index a82ef9c..e83ec66 100644
--- a/src/misc1.c
+++ b/src/misc1.c
@@ -720,6 +720,8 @@
 	    buf[i++] = 'v';
 	else if (exmode_active == EXMODE_NORMAL)
 	    buf[i++] = 'e';
+	if ((State & MODE_CMDLINE) && cmdline_overstrike())
+	    buf[i++] = 'r';
     }
     else
     {