0.11.2 Bugfix Release (fix new openff toolkit support)

Quick Look

@mikemhenry bungled the support of the new OpenFF Toolkit. This release fixes that.

What's Changed

• add back in openeye toolkit by @mikemhenry in #226
• Tweak CI: Switch to Micromamba, pin to supported OpenFF Toolkit versions by @mattwthompson in #232
• Bump codecov/codecov-action from 2.1.0 to 3.1.0 by @dependabot in #197
• Bump actions/checkout from 2 to 3.0.2 by @dependabot in #196
• Fix toolkit tests by @mikemhenry in #227
• make sure we don't install the newest toolkit by mistake by @mikemhenry in #237

Full Changelog: 0.11.1...0.11.2