patch 8.2.3475: expression register set by not executed put command

Problem:    Expression register set by not executed put command.
Solution:   Do not set the register if the command is skipped. (closes #8909)
diff --git a/src/version.c b/src/version.c
index e927191..e6a4b1a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3475,
+/**/
     3474,
 /**/
     3473,