* treewide: http -> https sources
This updates the source urls of all top-level packages from http to
https where possible.
* buildtorrent: fix url and tab -> spaces
Semi-automatic update generated by https://github.com/ryantm/nix-update tools. These checks were done:
- built on NixOS
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/.btrbk-wrapped -h` got 0 exit code
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/.btrbk-wrapped --help` got 0 exit code
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/.btrbk-wrapped --version` and found version 0.26.1
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/.btrbk-wrapped -h` and found version 0.26.1
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/.btrbk-wrapped --help` and found version 0.26.1
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/btrbk -h` got 0 exit code
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/btrbk --help` got 0 exit code
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/btrbk --version` and found version 0.26.1
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/btrbk -h` and found version 0.26.1
- ran `/nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1/bin/btrbk --help` and found version 0.26.1
- found 0.26.1 with grep in /nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1
- found 0.26.1 in filename of file in /nix/store/7sylf9ajn9ryic3752af47dsd93c82sc-btrbk-0.26.1
