chore(deps): bump MockBukkit-v1.16 from 0.20.0 to 1.5.2

Bumps [MockBukkit-v1.16](https://github.com/MockBukkit/MockBukkit) from 0.20.0 to 1.5.2.
- [Release notes](https://github.com/MockBukkit/MockBukkit/releases)
- [Commits](https://github.com/MockBukkit/MockBukkit/commits)

---
updated-dependencies:
- dependency-name: com.github.seeseemelk:MockBukkit-v1.16
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle

@@ -85,7 +85,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter:5.+'
     testImplementation "org.mockito:mockito-core:3.+"
     testImplementation 'org.assertj:assertj-core:3.+'
-    testImplementation 'com.github.seeseemelk:MockBukkit-v1.16:0.20.0'
+    testImplementation 'com.github.seeseemelk:MockBukkit-v1.16:1.5.2'
 }
 
 shadowJar {