Fix error message for direct usage of sess.opts.crate_types

Author: bjorn3

compiler/rustc_session/src/options.rs

@@ -130,7 +130,7 @@ top_level_options!(
     pub struct Options {
         /// The crate config requested for the session, which may be combined
         /// with additional crate configurations during the compile process.
-        #[rustc_lint_opt_deny_field_access("use `Session::crate_types` instead of this field")]
+        #[rustc_lint_opt_deny_field_access("use `TyCtxt::crate_types` instead of this field")]
         crate_types: Vec<CrateType> [TRACKED],
         optimize: OptLevel [TRACKED],
         /// Include the `debug_assertions` flag in dependency tracking, since it