patch 8.2.1203: unused assignments in expression evaluation

Problem:    Unused assignments in expression evaluation.
Solution:   Move declarations and assignments to inner blocks where possible.
diff --git a/src/version.c b/src/version.c
index ddc6f2e..fa57356 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1203,
+/**/
     1202,
 /**/
     1201,