Bump org.apache.httpcomponents.client5:httpclient5 in /orcid-core

Bumps [org.apache.httpcomponents.client5:httpclient5](https://github.com/apache/httpcomponents-client) from 5.3.1 to 5.6.3.
- [Changelog](https://github.com/apache/httpcomponents-client/blob/rel/v5.6.3/RELEASE_NOTES.txt)
- [Commits](apache/httpcomponents-client@rel/v5.3.1...rel/v5.6.3)

---
updated-dependencies:
- dependency-name: org.apache.httpcomponents.client5:httpclient5
  dependency-version: 5.6.3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

orcid-core/pom.xml

@@ -152,7 +152,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents.client5</groupId>
             <artifactId>httpclient5</artifactId>
-   <version>5.3.1</version>
+   <version>5.6.3</version>
         </dependency>        
         <dependency>
             <groupId>args4j</groupId>

pom.xml

@@ -709,7 +709,7 @@ the software.
             <dependency>
                 <groupId>org.apache.httpcomponents.client5</groupId>
                 <artifactId>httpclient5</artifactId>
-                <version>5.3.1</version>
+                <version>5.6.3</version>
                 <scope>compile</scope>
             </dependency>
             <dependency>