fix: make conftest.py special with gazelle (bazel-contrib#879)

* fix: add conftest.py to py_test generated targets

Signed-off-by: Thulio Ferraz Assis <3149049+f0rmiga@users.noreply.github.com>

* fix: use separate py_library for conftest.py

This allows the conftest.py to be used on sub-directories
as pytest would pick them up.

Signed-off-by: Thulio Ferraz Assis <3149049+f0rmiga@users.noreply.github.com>

* fix: add testonly to conftest py_library

Signed-off-by: Thulio Ferraz Assis <3149049+f0rmiga@users.noreply.github.com>

* fix: testonly is a boolean, not a string

Signed-off-by: Thulio Ferraz Assis <3149049+f0rmiga@users.noreply.github.com>

Signed-off-by: Thulio Ferraz Assis <3149049+f0rmiga@users.noreply.github.com>

Standardise on pip_parse (bazel-contrib#807)

Revert "Revert "Add option to use "pip download" instead of "pip whee…

…l" to do…" (bazel-contrib#811)

Add type annotations to runfiles library (bazel-contrib#764)

Fix for requirements_lock with PEP440 direct references (bazel-contri…

…b#756)

safely check for standalone interpreter sentinel files (bazel-contrib…

…#750)

Patch pip environment with xcode sdk location. (bazel-contrib#697)

Remove legacy pip_import (bazel-contrib#726)

* Remove legacy pip_import

* Remove legacy pip_import

* Generate docs

Allow for requirements files to differ per platform (bazel-contrib#531)

* Allow for requirements files to differ per platform

As a common example, we need a compiled requirements file for linux that differs from mac os

* Add pip_repository documentation

The macros are leaky and otherwise you have to read sources to find out about the kwargs

Fixes bazel-contrib#384

Updated `pip`, `pkginfo`, `setuptools`, and `wheel`. (bazel-contrib#661)