std.meta: remove `TagType` (deprecated in 0.9)

Followup to 902df103c6151c257c90de9ba5f29f7f4b9dbea2.
Signed-off-by: Eric Joldasov <bratishkaerik@getgoogleoff.me>
e92dab14f9Eric Joldasov committed on 6/13/2023, 5:45:12 PMparentd04a262
1 file changedLine totals unavailable