Updated according to the comments

Author: sergeykad

core/src/main/java/com/google/errorprone/bugpatterns/UnusedVariable.java

@@ -137,7 +137,6 @@ public final class UnusedVariable extends BugChecker implements CompilationUnitT
           "org.openqa.selenium.support.FindBys",
           "org.apache.beam.sdk.transforms.DoFn.TimerId",
           "org.apache.beam.sdk.transforms.DoFn.StateId",
-          "org.mockito.Mock",
           "org.springframework.boot.test.mock.mockito.MockBean"
       );