Bump junit from 6.1.0-M1 to 6.1.3

Bumps `junit` from 6.1.0-M1 to 6.1.3.

Updates `org.junit.jupiter:junit-jupiter` from 6.1.0-M1 to 6.1.3
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r6.1.0-M1...r6.1.3)

Updates `org.junit.jupiter:junit-jupiter-engine` from 6.1.0-M1 to 6.1.3
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r6.1.0-M1...r6.1.3)

---
updated-dependencies:
- dependency-name: org.junit.jupiter:junit-jupiter
  dependency-version: 6.1.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.junit.jupiter:junit-jupiter-engine
  dependency-version: 6.1.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-junit = "6.1.0-M1"
+junit = "6.1.3"
 
 [libraries]
 flow-math = { module = "com.flowpowered:flow-math", version = "1.0.3" }