imgur-screenshot: 1.7.1 -> 1.7.4

Semi-automatic update. These checks were performed:

- built on NixOS
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/imgur-screenshot -h` got 0 exit code
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/imgur-screenshot --help` got 0 exit code
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/imgur-screenshot -v` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/imgur-screenshot --version` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/imgur-screenshot -h` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/imgur-screenshot --help` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/.imgur-screenshot-wrapped -h` got 0 exit code
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/.imgur-screenshot-wrapped --help` got 0 exit code
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/.imgur-screenshot-wrapped -v` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/.imgur-screenshot-wrapped --version` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/.imgur-screenshot-wrapped -h` and found version 1.7.4
- ran `/nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4/bin/.imgur-screenshot-wrapped --help` and found version 1.7.4
- found 1.7.4 with grep in /nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4
- found 1.7.4 in filename of file in /nix/store/qa21knqdq5iapkli5dhvmnj10wqrwpsi-imgur-screenshot-1.7.4

cc "@lw"