Bump org.mockito:mockito-core from 5.19.0 to 5.20.0 (#1533)

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -31,7 +31,7 @@ kspVersion = "2.2.10-2.0.2"
 legacySupportV13Version = "1.0.0"
 libsessionUtilAndroidVersion = "1.0.7-1-g5481c06"
 media3ExoplayerVersion = "1.8.0"
-mockitoCoreVersion = "5.19.0"
+mockitoCoreVersion = "5.20.0"
 navVersion = "2.9.3"
 appcompatVersion = "1.7.1"
 coreVersion = "1.16.0"