patch 8.0.1710: building with Ruby fails

Problem:    Building with Ruby fails.
Solution:   Don't add -ansi when building with Ruby.
diff --git a/src/version.c b/src/version.c
index b24935f..b340f11 100644
--- a/src/version.c
+++ b/src/version.c
@@ -763,6 +763,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1710,
+/**/
     1709,
 /**/
     1708,