wolfssl: 3.15.0 -> 3.15.3 (#42670)

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/wolfssl/versions.

These checks were done:

- built on NixOS

- 0 of 0 passed binary check by having a zero exit code.
- 0 of 0 passed binary check by having the new version present in output.
- found 3.15.3 in filename of file in /nix/store/64hjsmi2gzinf6qn0dfs16c3zzi4rfpx-wolfssl-3.15.3
- directory tree listing: https://gist.github.com/f48303498f02ef2dc587368e1b17a323
- du listing: https://gist.github.com/db2ab599e28e35132df0568d69c7f4c8