Duckduckgo-search

Chat moved to `duckai` package.

* [feat(chat): remove chat](https://github.com/deedy5/duckduckgo_search/commit/58e5b953912b5936574d431e46adf45d845ea991)
* [fix(typing): fix typing in cli and tests](https://github.com/deedy5/duckduckgo_search/commit/8aefa95c76f258c3a5bda5910dee9e5022a3a148)

**Full Changelog**: https://github.com/deedy5/duckduckgo_search/compare/v7.5.5...v8.0.0

* [fix(chat): add _chat_xfe](https://github.com/deedy5/duckduckgo_search/commit/a584ec4d0e3a9201e1d6d6bdacb1725cb3b9301e)

**Full Changelog**: https://github.com/deedy5/duckduckgo_search/compare/v7.5.4...v7.5.5

* [fix(chat): x-vqd-hash-1 = ""](https://github.com/deedy5/duckduckgo_search/commit/86680793ebd1289fad8507e32286613d09270c91)

**Full Changelog**: https://github.com/deedy5/duckduckgo_search/compare/v7.5.3...v7.5.4

What's Changed
* DDGS.chat: bugfix by deedy5 in https://github.com/deedy5/duckduckgo_search/pull/294


**Full Changelog**: https://github.com/deedy5/duckduckgo_search/compare/v7.5.2...v7.5.3

[fix(temp): don't set Client.headers](https://github.com/deedy5/duckduckgo_search/commit/d8327e44d080e0cdfba6767e1027f9bf84ba2a5a)

**Full Changelog**: https://github.com/deedy5/duckduckgo_search/compare/v7.5.1...v7.5.2

What's Changed
* Bugfix DDGS.text() payload by deedy5 in https://github.com/deedy5/duckduckgo_search/pull/291


**Full Changelog**: https://github.com/deedy5/duckduckgo_search/compare/v7.5.0...v7.5.1