Update to configkit v0.9.0.

CHANGELOG.md

@@ -9,6 +9,12 @@ The format is based on [Keep a Changelog], and this project adheres to
 [Keep a Changelog]: https://keepachangelog.com/en/1.0.0/
 [Semantic Versioning]: https://semver.org/spec/v2.0.0.html
 
+## [0.9.0] - 2020-11-06
+
+### Changed
+
+- **[BC]** Updated to Dogma to v0.9.0
+
 ## [0.8.1] - 2020-11-04
 
 ### Added
@@ -134,6 +140,7 @@ The format is based on [Keep a Changelog], and this project adheres to
 [0.7.0]: https://github.com/dogmatiq/testkit/releases/tag/v0.7.0
 [0.8.0]: https://github.com/dogmatiq/testkit/releases/tag/v0.8.0
 [0.8.1]: https://github.com/dogmatiq/testkit/releases/tag/v0.8.1
+[0.9.0]: https://github.com/dogmatiq/testkit/releases/tag/v0.9.0
 
 <!-- version template
 ## [0.0.1] - YYYY-MM-DD

go.mod

@@ -3,7 +3,7 @@ module github.com/dogmatiq/testkit
 go 1.15
 
 require (
-	github.com/dogmatiq/configkit v0.8.0
+	github.com/dogmatiq/configkit v0.9.0
 	github.com/dogmatiq/cosyne v0.1.0
 	github.com/dogmatiq/dapper v0.4.0
 	github.com/dogmatiq/dogma v0.9.0

go.sum

@@ -9,6 +9,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dogmatiq/configkit v0.8.0 h1:DZKZLPpry8K5rtjK25eP3Bmo06tAMAB9s/xVLd35SCA=
 github.com/dogmatiq/configkit v0.8.0/go.mod h1:tJMAdqnx+H0q8mqBwp6z8NbnxRql/ImLgUyQkkip69A=
+github.com/dogmatiq/configkit v0.9.0 h1:irS6Kb6tRzHtGmEKqNegK9bEatMNeZF64iN1Z46trAc=
+github.com/dogmatiq/configkit v0.9.0/go.mod h1:qukQmrrJT/XhZu1/n+2HQ58zzt2FG0ywIFA394JG+g0=
 github.com/dogmatiq/cosyne v0.1.0 h1:j7b5WEZz7d+jfTP3JRgKpCWTsfaf4E1Z0s65A6yW9ic=
 github.com/dogmatiq/cosyne v0.1.0/go.mod h1:/OyJ0EHpWAZFt8/793nFrn6JIr7WSG4Zf+jlowBnCtw=
 github.com/dogmatiq/dapper v0.4.0 h1:WshL6xcW56jxkh1XE/x7sXyzxOvjBFjMcxz1jdjwn60=