patch 8.1.2093: MS-Windows: system() test fails

Problem:    MS-Windows: system() test fails.
Solution:   Expect CR when using systemlist().
diff --git a/src/version.c b/src/version.c
index 057a6f7..db2831b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2093,
+/**/
     2092,
 /**/
     2091,