libwps: 0.4.3 -> 0.4.8

Semi-automatic update. These checks were performed:

- built on NixOS
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wps2html -v` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wps2html --version` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wps2raw -v` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wps2raw --version` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wps2text -v` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wps2text --version` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wks2csv -v` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wks2csv --version` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wks2raw -v` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wks2raw --version` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wks2text -v` and found version 0.4.8
- ran `/nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8/bin/wks2text --version` and found version 0.4.8
- found 0.4.8 with grep in /nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8
- found 0.4.8 in filename of file in /nix/store/xi4b6qg78waf3xxlls86paxz1xxfzh9x-libwps-0.4.8