Bump junit-jupiter-api from 5.8.0 to 5.8.1

Bumps [junit-jupiter-api](https://github.com/junit-team/junit5) from 5.8.0 to 5.8.1.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit5@r5.8.0...r5.8.1)

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

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

build.gradle.kts

@@ -68,7 +68,7 @@ dependencies {
   implementation("com.kohlschutter.junixsocket:junixsocket-core")
   implementation("com.kohlschutter.junixsocket:junixsocket-common")
 
-  testImplementation("org.junit.jupiter:junit-jupiter-api:5.8.0")
+  testImplementation("org.junit.jupiter:junit-jupiter-api:5.8.1")
   testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:5.8.1")
   testRuntimeOnly("org.junit.platform:junit-platform-launcher:1.8.1")
 }