988: Replaced all of the Apache HttpClients with Java's java.net.http (#1003)

* 988: Took out the apache http component from root pom.xml

* 988: Updated the aggregator sub projects to use java.net.http instead of apache

* 988: Updated the api-gateway-service sub projects to use java.net.http instead of apache

* Applied the code style formatter

aggregator-microservices/aggregator-service/pom.xml

@@ -53,10 +53,6 @@
             <artifactId>mockito-core</artifactId>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>org.apache.httpcomponents</groupId>
-            <artifactId>httpclient</artifactId>
-        </dependency>
     </dependencies>
 
     <build>