Remove not used mockito lib

pom.xml

@@ -96,13 +96,6 @@ templated-mail-sender is available under the Apache License, version 2: http://w
             <version>${commons-io.version}</version>
         </dependency>
 
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-all</artifactId>
-            <version>${mockito.version}</version>
-            <scope>test</scope>
-        </dependency>
-
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-beans</artifactId>