Bump retrofit from 2.3.0 to 2.5.0

Bumps [retrofit](https://github.com/square/retrofit) from 2.3.0 to 2.5.0.
- [Release notes](https://github.com/square/retrofit/releases)
- [Changelog](https://github.com/square/retrofit/blob/master/CHANGELOG.md)
- [Commits](square/retrofit@parent-2.3.0...parent-2.5.0)

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

Author: dependabot[bot]

pom.xml

@@ -81,7 +81,7 @@
         <maven-javadoc-plugin.version>3.1.1</maven-javadoc-plugin.version>
         <dotenv-source.version>5.2.2</dotenv-source.version>
         <rxjava-source.version>3.0.10</rxjava-source.version>
-        <retrofit-source.version>2.3.0</retrofit-source.version>
+        <retrofit-source.version>2.5.0</retrofit-source.version>
         <converter-gson-source.version>2.3.0</converter-gson-source.version>
         <loggin.version>3.9.0</loggin.version>
         <jococo-plugin.version>0.8.5</jococo-plugin.version>