Bump pygit2 from 0.28.2 to 1.2.1

[dependabot-preview]

Bumps pygit2 from 0.28.2 to 1.2.1.

Changelog

Sourced from pygit2's changelog.

1.2.1 (2020-05-01)

• Fix segfault in Object.raw_name when not reached through a tree #1002
• Internal: Use @ffi.def_extern instead of @ffi.callback #899
• Internal: callbacks code refactored
• Test suite completely switched to pytest #824
• New unit tests #538 #996
• Documentation changes #999

Deprecations:

• Deprecate Repository.create_remote(...), use instead Repository.remotes.create(...)
• Deprecate GIT_CREDTYPE_XXX contants, use GIT_CREDENTIAL_XXX instead.

1.2.0 (2020-04-05)

• Drop support for Python 3.5 #991
• Upgrade to libgit2 1.0 #982
• New support for custom reference database backends #982
• New support for path objects #990 #955
• New index optional parameter in Repository.checkout_index #987
• New MacOS wheels #988
• Fix re-raise exception from credentials callback in clone_repository #996
• Fix warning with pip install pygit2 #986
• Tests: disable global Git config #989

1.1.1 (2020-03-06)

• Fix crash in tree iteration #984 #980
• Do not include the docs in dist files, so they're much smaller now

1.1.0 (2020-03-01)

• Upgrade to libgit2 0.99 #959
• Continued work on custom odb backends #948
• New Diff.patchid getter #960 #877
• New settings.disable_pack_keep_file_checks(...) #908
• New GIT_DIFF_ and GIT_DELTA_ constants #738
• Fix crash in iteration of config entries #970
• Travis: fix printing features when building Linux wheels #977
• Move _pygit2 to pygit2._pygit2 #978

Requirements changes:

• Now libgit2 0.99 is required
• New requirement: cached-property

Commits

• d862360 Release 1.2.1
• f1877f1 Fixing AppVeyor
• 44b882b Move to pytest
• 8b91c7a Moving to pytest (wip)
• 236f6aa Moving to pytest (wip)
• 0215be4 Moving to pytest (wip)
• 755e62f Moving to pytest (wip)
• 4ab391a Moving to pytest (wip)
• 3ddb49b Moving to pytest (wip)
• febe630 Moving to pytest (wip)
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #342.