build(deps): Bump org.openjdk.nashorn:nashorn-core from 15.5 to 15.6 (#1894)

Bumps [org.openjdk.nashorn:nashorn-core](https://github.com/openjdk/nashorn) from 15.5 to 15.6.
- [Changelog](https://github.com/openjdk/nashorn/blob/main/CHANGELOG.md)
- [Commits](openjdk/nashorn@release-15.5...release-15.6)

---
updated-dependencies:
- dependency-name: org.openjdk.nashorn:nashorn-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -1874,7 +1874,7 @@
                         <dependency>
                             <groupId>org.openjdk.nashorn</groupId>
                             <artifactId>nashorn-core</artifactId>
-                            <version>15.5</version>
+                            <version>15.6</version>
                         </dependency>
                     </dependencies>
                     <executions>