patch 9.0.1529: code style test doesn't check for space after "if"

Problem:    Code style test doesn't check for space after "if".
Solution:   Add a test for space.
diff --git a/src/version.c b/src/version.c
index 5af78a5..1745dcd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1529,
+/**/
     1528,
 /**/
     1527,