chore: prepare to release tower v0.4.13

# 0.4.13 (June 17, 2022)

### Added

- **load_shed**: Public constructor for `Overloaded` error ([#661])

### Fixed

- **util**: Fix hang with `call_all` when the `Stream` of requests is
  pending ([#656])
- **ready_cache**: Ensure cancelation is observed by pending services
  ([#668], fixes [#415])
- **docs**: Fix a missing section header due to a typo ([#646])
- **docs**: Fix broken links to `Service` trait ([#659])

[#661]: #661
[#656]: #656
[#668]: #668
[#415]: #415
[#646]: #646
[#659]: #659

tower/CHANGELOG.md

@@ -9,6 +9,29 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - None.
 
+# 0.4.13 (June 17, 2022)
+
+### Added
+
+- **load_shed**: Public constructor for `Overloaded` error ([#661])
+
+### Fixed
+
+- **util**: Fix hang with `call_all` when the `Stream` of requests is pending
+  ([#656])
+- **ready_cache**: Ensure cancelation is observed by pending services ([#668],
+  fixes [#415])
+- **docs**: Fix a missing section header due to a typo ([#646])
+- **docs**: Fix broken links to `Service` trait ([#659])
+
+
+[#661]: https://github.com/tower-rs/tower/pull/661
+[#656]: https://github.com/tower-rs/tower/pull/656
+[#668]: https://github.com/tower-rs/tower/pull/668
+[#415]: https://github.com/tower-rs/tower/pull/415
+[#646]: https://github.com/tower-rs/tower/pull/646
+[#659]: https://github.com/tower-rs/tower/pull/659
+
 # 0.4.12 (February 16, 2022)
 
 ### Fixed

tower/Cargo.toml

@@ -6,13 +6,13 @@ name = "tower"
 #   - README.md
 # - Update CHANGELOG.md.
 # - Create "vX.X.X" git tag.
-version = "0.4.12"
+version = "0.4.13"
 authors = ["Tower Maintainers <team@tower-rs.com>"]
 license = "MIT"
 readme = "README.md"
 repository = "https://github.com/tower-rs/tower"
 homepage = "https://github.com/tower-rs/tower"
-documentation = "https://docs.rs/tower/0.4.12"
+documentation = "https://docs.rs/tower/0.4.13"
 description = """
 Tower is a library of modular and reusable components for building robust
 clients and servers.