patch 8.2.3719: MS-Windows: test sometimes runs into existing swap file

Problem:    MS-Windows: test sometimes runs into existing swap file.
Solution:   Use a different file name.

src/version.c

@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3719,
 /**/
     3718,
 /**/