Bump org.apache.httpcomponents.client5:httpclient5 from 5.2.1 to 5.3.1

Bumps [org.apache.httpcomponents.client5:httpclient5](https://github.com/apache/httpcomponents-client) from 5.2.1 to 5.3.1.
- [Changelog](https://github.com/apache/httpcomponents-client/blob/rel/v5.3.1/RELEASE_NOTES.txt)
- [Commits](apache/httpcomponents-client@rel/v5.2.1...rel/v5.3.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle

@@ -68,7 +68,7 @@ description = 'Egeria integration connector for Confluent (c) Schema Registry.'
 // TODO: Specify Dependency versions as variables
 ext {
     egeriaVersion = '4.1'
-    httpClient5Version = '5.2.1'
+    httpClient5Version = '5.3.1'
     gsonVersion = '2.10.1'
 }