patch 8.1.0938: background color is wrong in MS-Windows console

Problem:    Background color is wrong in MS-Windows console when not using VTP.
Solution:   Use g_attrCurrent. (Nobuhiro Takasaki, closes #3987)

src/version.c

@@ -779,6 +779,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    938,
 /**/
     937,
 /**/