Bump junit-jupiter from 5.8.0 to 5.8.1

Bumps [junit-jupiter](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/junit-framework@r5.8.0...r5.8.1)

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

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

Author: dependabot[bot]

build.gradle

@@ -56,7 +56,7 @@ dependencies {
     implementation 'net.java.dev.jna:jna-jpms:5.9.0'
     implementation group: 'org.apache.commons', name: 'commons-compress', version: '1.21'
 
-    testImplementation 'org.junit.jupiter:junit-jupiter:5.8.0'
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.8.1'
     testImplementation group: 'org.testfx', name: 'openjfx-monocle', version: 'jdk-12.0.1+2'
 }