Update Apache HttpClient 5.5 (#1596)

* Update httpclient5 version to 5.5

* Refactor usage of deprecated method

* Revert "Refactor usage of deprecated method"

This reverts commit 11f7028.

Author: gcatanese

pom.xml

@@ -236,7 +236,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents.client5</groupId>
             <artifactId>httpclient5</artifactId>
-            <version>5.4.3</version>
+            <version>5.5</version>
             <scope>compile</scope>
         </dependency>
         <dependency>