patch 8.0.0187: cant build with new Ruby version

Problem:    Building with a new Ruby version fails.
Solution:   Use ruby_sysinit() instead of NtInitialize(). (Tomas Volf,
            closes #1382)
diff --git a/src/version.c b/src/version.c
index 6511b36..814934d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    187,
+/**/
     186,
 /**/
     185,