Build

`gui/mod-manager`: Add a window showing the active mods in a world #5759

Job	Run time
lint / lint	23s
docs / Build linux64	1m 24s
test / Windows MSVC / Build win64	5m 39s
test / Linux gcc-10 / Build linux64	1m 20s
test / Linux gcc-12 / Build linux64	1m 33s
test / Run Linux test suite (gcc-12, all plugins) / Test (ubuntu, gcc-12, all plugins, default config)	57s
test / Run Linux test suite / Test (ubuntu, gcc-10, default plugins, default config)	53s
test / Run Windows test suite	0s
test / Run Windows test suite (empty config)	0s
	12m 9s

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