v7.5.7

feat: add aur_scanner, Spanish locale, scanner strings to PT and EN

- Bump ver 7.5.6 -> 7.5.7
- Add aur_scanner() to mod_05.sh with spinner, subshell and tmp file
- Add --check-infected|aur-scanner|--aur-scanner to action case
- Add --check-infected to argparser action list
- Add languages/lang_mod_es.sh (Spanish locale)
- Add lang install to install.sh and PKGBUILD
- Add scanner strings to lang_mod_en.sh and lang_mod_pt.sh
- Fix inform() ASCII art indentation in mod_01.sh
- Update aur_tag.sh to v7.5.7-1