patch 9.0.1523: some error messages are not marked for translation

Problem:    Some error messages are not marked for translation.
Solution:   Surround the messages in _(). (closes #12356)
diff --git a/src/scriptfile.c b/src/scriptfile.c
index b2e2509..8a42db9 100644
--- a/src/scriptfile.c
+++ b/src/scriptfile.c
@@ -2126,7 +2126,7 @@
 		return;
 	    if (sid <= 0)
 	    {
-		semsg(e_invalid_value_for_argument_str_str, "sid",
+		semsg(_(e_invalid_value_for_argument_str_str), "sid",
 						tv_get_string(&sid_di->di_tv));
 		return;
 	    }