patch 8.1.0123: MS-Windows: colors are wrong after setting 'notgc'

Problem:    MS-Windows: colors are wrong after setting 'notgc'.
Solution:   Only call control_console_color_rgb() for the win32 terminal.
            (Nobuhiro Takasaki, closes #3107)

src/option.c

@@ -8819,10 +8819,13 @@ set_bool_option(
 # endif
 	    highlight_gui_started();
 # ifdef FEAT_VTP
-	control_console_color_rgb();
 	/* reset t_Co */
 	if (is_term_win32())
+	{
+	    control_console_color_rgb();
 	    set_termname(T_NAME);
+	    init_highlight(TRUE, FALSE);
+	}
 # endif
     }
 #endif

src/version.c

@@ -789,6 +789,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    123,
 /**/
     122,
 /**/