[committed] alias: Fix comment typo

[Jakub Jelinek]

Hi!

I've noticed the following typo in a comment, fixed thusly, committed
as obvious to trunk.

2025-11-25  Jakub Jelinek  <ja...@redhat.com>

        * alias.cc (get_alias_set): Fix comment typo, TYPE_CANOINCAL
        -> TYPE_CANONICAL.

--- gcc/alias.cc.jj     2025-04-08 14:08:48.109325606 +0200
+++ gcc/alias.cc        2025-11-24 09:43:03.812342061 +0100
@@ -1099,7 +1099,7 @@ get_alias_set (tree t)
                p = build_pointer_type (p);
              gcc_checking_assert (p == TYPE_MAIN_VARIANT (p));
              /* build_pointer_type should always return the canonical type.
-                For LTO TYPE_CANOINCAL may be NULL, because we do not compute
+                For LTO TYPE_CANONICAL may be NULL, because we do not compute
                 them.  Be sure that frontends do not glob canonical types of
                 pointers in unexpected way and that p == TYPE_CANONICAL (p)
                 in all other cases.  */

        Jakub