Closes #13953

Co-authored-by: Rhys Arkins <rhys@arkins.net>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>
Co-authored-by: HonkingGoose <34918129+HonkingGoose@users.noreply.github.com>

BREAKING CHANGE: languages are now called categories instead

Co-authored-by: Sebastian Poxhofer <secustor@users.noreply.github.com>

Co-authored-by: RahulGautamSingh <rahultesnik@gmail.com>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Rhys Arkins <rhys@arkins.net>

* refactor:  enable strict checks

* chore: revert changes

* chore: fix tsconfig

* refactor: strict manager tests

* chore: revert changes

* Update lib/modules/manager/gradle/extract.spec.ts

Moves datasource, manager, platform and versioning code from lib/ into new lib/modules/

BREAKING CHANGE: External tools must update paths to datasource, manager, platform and versioning