feat(misc): add x-type to app and lib generators

[FrozenPandaz]

Current Behavior

There is no x-type on any generators.

Expected Behavior

Generators that create new apps and libs have an x-type property (either application or library) that indicate that the generator creates an application or library.

Related Issue(s)

Fixes #

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Status	Command
	nx affected --target=e2e --base=d0e217666a4dcdeb2d5a5e88cf92bf426e5d6a43
	nx affected --target=lint --base=d0e217666a4dcdeb2d5a5e88cf92bf426e5d6a43 --parallel --max-parallel=4
	nx affected --target=test --base=d0e217666a4dcdeb2d5a5e88cf92bf426e5d6a43 --parallel --max-parallel=2
	nx affected --target=build --base=d0e217666a4dcdeb2d5a5e88cf92bf426e5d6a43 --parallel --max-parallel=3
	nx build typedoc-theme

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