patch 9.0.1210: compiler complains about declaration after label

Problem:    Compiler complains about declaration after label.
Solution:   Move declaration to beginning of block (John Marriott)
diff --git a/src/version.c b/src/version.c
index 1eb809f..c489dba 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1210,
+/**/
     1209,
 /**/
     1208,