Update mockito monorepo to v5.20.0 (#57)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

settings.gradle.kts

@@ -25,7 +25,7 @@ dependencyResolutionManagement {
             version("adventure", "4.24.0")
             version("junit", "5.13.4")
             version("junit.platform", "1.13.4")
-            version("mockito", "5.19.0")
+            version("mockito", "5.20.0")
             version("cyano", "0.3.2")
 
             library("minestom","net.minestom", "minestom").versionRef("minestom")