Log Message:
mail/ruby-mini_mime: update to 1.1.5

1.1.3 (2023-04-08)

* Added fork safety by migrating from seek+read to pread

1.1.4 (2023-08-08)

* Version 1.1.3 had issues on Windows which does not support pread, added a
  polyfill

1.1.5 (2023-08-08)

* Update mime types from upstream