Bump org.apache.httpcomponents.client5:httpclient5 from 5.5.1 to 5.6

Bumps [org.apache.httpcomponents.client5:httpclient5](https://github.com/apache/httpcomponents-client) from 5.5.1 to 5.6.
- [Changelog](https://github.com/apache/httpcomponents-client/blob/master/RELEASE_NOTES.txt)
- [Commits](apache/httpcomponents-client@rel/v5.5.1...rel/v5.6)

---
updated-dependencies:
- dependency-name: org.apache.httpcomponents.client5:httpclient5
  dependency-version: '5.6'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -158,7 +158,7 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents.client5</groupId>
 			<artifactId>httpclient5</artifactId>
-			<version>5.5.1</version>
+			<version>5.6</version>
 		</dependency>
 		<dependency>
 			<groupId>org.javassist</groupId>