Bump mockito-core from 2.0.96-beta to 2.25.1

Bumps [mockito-core](https://github.com/mockito/mockito) from 2.0.96-beta to 2.25.1.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v2.0.96-beta...v2.25.1)

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

Author: dependabot-support

build.gradle

@@ -72,7 +72,7 @@ dependencies {
 
     testCompile group: 'junit', name: 'junit', version: '4.12'
     testCompile group: 'org.hamcrest', name: 'hamcrest-library', version: '2.1'
-    testCompile group: 'org.mockito', name: 'mockito-core', version: '2.0.96-beta'
+    testCompile group: 'org.mockito', name: 'mockito-core', version: '2.25.1'
     testCompile group: 'org.skyscreamer', name: 'jsonassert', version: '1.5.0'
     testCompile group: 'org.jsoup', name: 'jsoup', version: '1.10.2'
 }