patch 8.2.2910: test for cmdline window and terminal fails on MS-Windows

Problem:    Test for cmdline window and terminal fails on MS-Windows.
Solution:   Skip the test on MS-Windows.
diff --git a/src/version.c b/src/version.c
index 2950047..8440b82 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2910,
+/**/
     2909,
 /**/
     2908,