Bump kotlin-maven-symbol-processing from 1.5 to 1.6

Bumps [kotlin-maven-symbol-processing](https://github.com/Dyescape/kotlin-maven-symbol-processing) from 1.5 to 1.6.
- [Commits](https://github.com/Dyescape/kotlin-maven-symbol-processing/commits)

---
updated-dependencies:
- dependency-name: com.dyescape:kotlin-maven-symbol-processing
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

tests/maven/kotlin/pom.xml

@@ -52,7 +52,7 @@
                     <dependency>
                         <groupId>com.dyescape</groupId>
                         <artifactId>kotlin-maven-symbol-processing</artifactId>
-                        <version>1.5</version>
+                        <version>1.6</version>
                     </dependency>
                     <dependency>
                         <groupId>dev.morphia.critter</groupId>