patch 8.2.0047: cannot skip tests for specific MS-Windows platform

Problem:    Cannot skip tests for specific MS-Windows platform.
Solution:   Add windowsversion().
diff --git a/src/version.c b/src/version.c
index 0185a78..420c722 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    47,
+/**/
     46,
 /**/
     45,