Bump spotbugs from 4.0.5 to 4.0.6

Bumps [spotbugs](https://github.com/spotbugs/spotbugs) from 4.0.5 to 4.0.6.
- [Release notes](https://github.com/spotbugs/spotbugs/releases)
- [Changelog](https://github.com/spotbugs/spotbugs/blob/master/CHANGELOG.md)
- [Commits](spotbugs/spotbugs@4.0.5...4.0.6)

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

pom.xml

@@ -468,7 +468,7 @@
                         <dependency>
                             <groupId>com.github.spotbugs</groupId>
                             <artifactId>spotbugs</artifactId>
-                            <version>4.0.5</version>
+                            <version>4.0.6</version>
                         </dependency>
                     </dependencies>
                 </plugin>