1.5.0-1: Sailfish rpm packaging

Based on:
- https://github.com/tdlib/td/compare/v1.4.0...blacksailer:cmake?diff=unified&expand=1
- https://github.com/tdlib/td/commit/5efaf8c3b523797373c487d972ea514364e5eac2
- https://github.com/tdlib/td/commit/0152d8ea2ade466c6f9dd9a298a79095de4aec40

Co-authored-by: blacksailer <blacksailer@yandex.ru>
Co-authored-by: levlam <levlam@telegram.org>
Co-authored-by: Locez <loki.a@live.cn>

1.4.0-6

Fix pkgconfig libdir path