patch 8.2.4506: "pattern not found" for :global is not an error message

Problem:    "pattern not found" for :global is not an error message.
Solution:   In Vim9 script make this an actual error, so that try/catch can be
            used as expected.
diff --git a/src/version.c b/src/version.c
index 5f703c4..12ea556 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4506,
+/**/
     4505,
 /**/
     4504,