patch 8.0.0635: when 'ignorecase' is set script detection is inaccurate

Problem:    When 'ignorecase' is set script detection is inaccurate.
Solution:   Enforce matching case for text. (closes #1753)
diff --git a/src/version.c b/src/version.c
index d5e5078..cac2c87 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    635,
+/**/
     634,
 /**/
     633,