fix: remove unneeded dependencies

Author: metacosm

operator-framework-core/pom.xml

@@ -88,16 +88,6 @@
       <scope>test</scope>
     </dependency>
 
-    <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j-impl</artifactId>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-core</artifactId>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>io.fabric8</groupId>
       <artifactId>kubernetes-server-mock</artifactId>