deps: Update dependency tsup to v8

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
tsup (source)	^7.2.0 -> ^8.0.1

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Release Notes

egoist/tsup (tsup)

v8.0.1

Compare Source

Bug Fixes

• dts: ensure chunks conform to bundle format (#​1034) (f83baf8)
• experimental-dts: make --experimental-dts to be compatible with --clean (#​1041) (8c26e63)
• experimental-dts: only include exported declarations (#​1039) (731f43f)

v8.0.0

Compare Source

Bug Fixes

• await postcss for async plugins (#​1036) (d4e22c5)

• ci!: drop node 16 (4c1ad38)

Features

• add experimental dts rollup using @​microsoft/api-extractor (#​983) (61fc06c)

BREAKING CHANGES

• Drop node < 18

v7.3.0

Compare Source

Bug Fixes

• add newline after cjsInterop (b749a27), closes #​1022
• process not found on windows (#​1013) (690af7b)

Features

• support es3 target (#​965) (1dbd86b)
• update esbuild to 0.19.2 (#​987) (e85437e)

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