Bump okhttp from 4.9.0 to 4.9.1 in /lib

Bumps [okhttp](https://github.com/square/okhttp) from 4.9.0 to 4.9.1.
- [Release notes](https://github.com/square/okhttp/releases)
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-4.9.0...parent-4.9.1)

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

Author: dependabot-preview[bot]

lib/pom.xml

@@ -90,7 +90,7 @@
         <dependency>
             <groupId>com.squareup.okhttp3</groupId>
             <artifactId>okhttp</artifactId>
-            <version>4.9.0</version>
+            <version>4.9.1</version>
         </dependency>
 
         <!-- Commons Net (NTP) -->