Bump to 2.13.0a0 (#15871)

Internal changes:

* Add `@alonsodomin` to maintainers ([#15869](#15869))

* Scala parser improvements ([#15839](#15839))

* Refactor valid field aliases calculation for targets into a classmethod for easier re-use. ([#15861](#15861))

* Update Media page with Pycon ([#15852](#15852))

* Use Readme.com's new Markdown syntax ([#15845](#15845))

* [internal] better align test JVM lockfile support with pytest concepts ([#15804](#15804))

* Fix broken `engine_error` testutil decorator. ([#15818](#15818))

* Add `description_of_origin` for Docker address parsing ([#15814](#15814))

* Use `MultiGet` in Go rule ([#15838](#15838))

* Switch from warn to warning ([#15837](#15837))

* Bump clap from 3.1.18 to 3.2.4 in /src/rust/engine ([#15834](#15834))

* Bump reqwest from 0.11.10 to 0.11.11 in /src/rust/engine ([#15831](#15831))

* Bump strum from 0.24.0 to 0.24.1 in /src/rust/engine ([#15833](#15833))

* Bump strum_macros from 0.24.0 to 0.24.1 in /src/rust/engine ([#15835](#15835))

* Remove flake8-pantsbuild plugin ([#15830](#15830))

* go: support third-party package embeds ([#15827](#15827))

* Move `gshuflin` to Maintainers Emeritus ([#15828](#15828))

* Adds current contents of readme.com docs to repo and adds notes on how to sync. ([#15810](#15810))

* Remove unnecessary `WrappedNode` method indirection ([#15813](#15813))

* Handle anchors in doc_url() correctly. ([#15812](#15812))

* Move the macOS ARM64 build job into the existing test workflows. ([#15805](#15805))

* Add Lablup to users list. ([#15807](#15807))

* Add `description_of_origin` for several places finding Addresses ([#15797](#15797))

* [internal] Register `platform_specific_behavior` marker with Pytest ([#12679](#12679))

* Bump http from 0.2.7 to 0.2.8 in /src/rust/engine ([#15780](#15780))

* Update the `notify` crate. ([#15783](#15783))

* Bump tokio-stream from 0.1.8 to 0.1.9 in /src/rust/engine ([#15777](#15777))

* Bump indexmap from 1.8.1 to 1.8.2 in /src/rust/engine ([#15778](#15778))

* Bump uuid from 1.0.0 to 1.1.1 in /src/rust/engine ([#15779](#15779))

* Bump hyper from 0.14.18 to 0.14.19 in /src/rust/engine ([#15781](#15781))

* Update `crossbeam-utils` to `0.8.8`. ([#15782](#15782))

CONTRIBUTORS.md

@@ -96,6 +96,7 @@ Created by running `./pants run build-support/bin/contributors.py`.
 + Itay Donanhirsh
 + Ity Kaul
 + Jackson Davis
++ Jacob Floyd
 + Jake Donham
 + Jakub Bujny
 + James Bench

src/python/pants/VERSION

@@ -1 +1 @@
-2.13.0.dev5
+2.13.0a0

src/python/pants/notes/2.13.x.md

@@ -1,5 +1,55 @@
 # 2.13.x Release Series
 
+## 2.13.0a0 (Jun 17, 2022)
+
+### New Features
+
+* Add option for max wait before terminating interactive process ([#15767](https://github.com/pantsbuild/pants/pull/15767))
+
+### User API Changes
+
+* Add `[scala-infer].force_add_siblings_as_dependencies` and deprecate it defaulting to true ([#15841](https://github.com/pantsbuild/pants/pull/15841))
+
+* Add `--debug-adapter` flag to `test` goal ([#15799](https://github.com/pantsbuild/pants/pull/15799))
+
+### Plugin API Changes
+
+* Add `skip_invalid_addresses` field to `UnparsedAddressInputs` ([#15864](https://github.com/pantsbuild/pants/pull/15864))
+
+* Add `MaybeAddress` for infallible evaluation of `AddressInput` ([#15863](https://github.com/pantsbuild/pants/pull/15863))
+
+* Add optional `StringSequenceField.valid_choices` ([#15684](https://github.com/pantsbuild/pants/pull/15684))
+
+* `WrappedTarget` now requires `WrappedTargetRequest` ([#15789](https://github.com/pantsbuild/pants/pull/15789))
+
+* Move `ResolveError` from `pants.base.exceptions` to `pants.build_graph.address` ([#15790](https://github.com/pantsbuild/pants/pull/15790))
+
+* `_TargetParametrizations` now requires `_TargetParametrizationsRequest` ([#15759](https://github.com/pantsbuild/pants/pull/15759))
+
+* `BuildFileAddress` now requires `BuildFileAddressRequest` ([#15760](https://github.com/pantsbuild/pants/pull/15760))
+
+### Bug fixes
+
+* Support `--help` for builtin goals. ([#15798](https://github.com/pantsbuild/pants/pull/15798))
+
+* Handle venv path special chars in coursier fetch ([#15701](https://github.com/pantsbuild/pants/pull/15701))
+
+* Fix `[python-infer].inits` and `[python-infer].conftests` to consider `resolve` field ([#15787](https://github.com/pantsbuild/pants/pull/15787))
+
+### Performance
+
+* Backtrack execution for missing digests to make `eager_fetch=false` more resilient ([#15850](https://github.com/pantsbuild/pants/pull/15850))
+
+* Remove synchronous remote cache lookup from remote execution ([#15854](https://github.com/pantsbuild/pants/pull/15854))
+
+### Documentation
+
+* Fix broken links to `tailor` documentation ([#15842](https://github.com/pantsbuild/pants/pull/15842))
+
+* Update docs for redesign of CLI arguments ([#15816](https://github.com/pantsbuild/pants/pull/15816))
+
+* Better error message when an address does not exist ([#15788](https://github.com/pantsbuild/pants/pull/15788))
+
 ## 2.13.0.dev5 (Jun 08, 2022)
 
 ### New Features