* init: use PyProjectTOML.save() instead of dumping content to string and writing string to file
* tests: adapt tests implicitly influenced by and add explicit test for consistent line endings in toml files
* require tomlkit >= 0.11.1 for consistent line endings

* every Repository is named

* assert repository not added to pool twice

* Use dulwich to fetch git config
* Fix failing test: test_username_password_parameter_is_not_passed_to_dulwich
* Fix failing test: test_configured_repository_http_auth
* Require dulwich ^0.20.44

solver: fix special case where a direct origin dependency without extras is requested by the project and the same dependency with extras is requested by another dependency

updates:
- [github.com/asottile/pyupgrade: v2.34.0 → v2.37.1](https://github.com/asottile/pyupgrade/compare/v2.34.0...v2.37.1)
- [github.com/hadialqattan/pycln: v1.3.5 → v2.0.1](https://github.com/hadialqattan/pycln/compare/v1.3.5...v2.0.1)
- [github.com/pre-commit/pre-commit: v2.19.0 → v2.20.0](https://github.com/pre-commit/pre-commit/compare/v2.19.0...v2.20.0)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

* fix(repositories): use `urls` for JSON API instead of `releases`
* test(repositories): check for `files` content
* test(repositories): remove `releases` key from version fixtures

* Copyedit faq.md

"sometimes, with some specific set of dependencies" is shortened and "no choice but downloading [...] and inspect" is made parallel/more idiomatic

* Tweak faq.md dependency phrasing

* [pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 22.3.0 → 22.6.0](https://github.com/psf/black/compare/22.3.0...22.6.0)

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

updates:
- [github.com/hadialqattan/pycln: v1.3.3 → v1.3.5](https://github.com/hadialqattan/pycln/compare/v1.3.3...v1.3.5)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Also avoid unnecessary imports when not typechecking

* refactor the search for direct-origin dependencies

* clarify where the interface is

* fix treatment of dependency via cache

Co-authored-by: Bjorn Neergaard <bjorn@neersighted.com>
Co-authored-by: Thomas Grainger <tagrain@gmail.com>

Co-authored-by: Bjorn Neergaard <bjorn@neersighted.com>

* Moving shared code to fixtures

* Resolving test error that arose after rebase

* Rebase with master

* Use fixtures in additional locations

* add timeouts to all requests
* make the requests timeout a constant
* 15s (matching the default in pip)

Co-authored-by: Bjorn Neergaard <bjorn@neersighted.com>

This reimplements the good changes from #5840.

Co-Authored-By: Kevin Kirsche <kevin.kirsche@one.verizon.com>

This reverts commit 6d4c9fe6.

* doc(*): better document exact requirements

* doc: move `Multiple requirements` under `Inequality requirements`

* doc: detail a bit more `add` possibilities