Release v0.2.11

feat: ghcup (#78)

• feat: support ghcup

• docs: add ghcup

• chore: clean code

• ghcup: failed to filter non haskell.org packages

• ghcup: unify subsources

• ghcup: add hls source

• chore: format code

• docs: update doc for ghcup

• ghcup: eliminate unnecessary allocation

• docs: update ghcup

• ghcup: remove redundant fields

• ghcup: remove hls source in favor of github release

• chore: format code