Release 1.5.2

Notable changes:
 2023-01-01 effaa58 actionless feat(themix-plugin): export themes to files finally!
 2022-12-27 d93365e actionless feat(templates_extra: qt-oomox-styleplugin): add more color variables
 2022-12-27 fe31eba actionless fix(cli): correctly check the minimal number of args
 2022-11-07 77f0bfa actionless fix(templates_extra: qt-oomox-styleplugin: config): default template name
 2022-11-01 c092c23 actionless fix(templates_extra: gtk4): switch slider bg
 2022-11-01 4f9c50d actionless fix(templates_extra: gtk4): normalize font weight
 2022-11-01 556b8bd actionless fix(templates_extra: gtk4): all other buttons' hover background - 2
 2022-11-01 4c4bc62 actionless fix(templates_extra: gtk4): all other buttons' hover background
 2022-11-01 ed620b3 actionless fix(templates_extra: gtk4): header buttons' hover background
 2022-10-31 f91541c actionless feat(cli): print usage