simplescreenrecorder: 0.3.10 -> 0.3.11

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

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

These checks were done:

- built on NixOS
- Warning: no invocation of /nix/store/a8fww8kyx1kxkbr94mx0k3aml8p1iv9y-simplescreenrecorder-0.3.11/bin/simplescreenrecorder had a zero exit code or showed the expected version
- /nix/store/a8fww8kyx1kxkbr94mx0k3aml8p1iv9y-simplescreenrecorder-0.3.11/bin/ssr-glinject passed the binary check.
- 1 of 2 passed binary check by having a zero exit code.
- 0 of 2 passed binary check by having the new version present in output.
- found 0.3.11 with grep in /nix/store/a8fww8kyx1kxkbr94mx0k3aml8p1iv9y-simplescreenrecorder-0.3.11
- directory tree listing: https://gist.github.com/37e7c1c2b6ea1075aec16c5886d64421
- du listing: https://gist.github.com/e083fc723fa4e92eac89902a7ae3fd56