[1.1.x] Bump njord.version from 0.8.6 to 0.8.7

Bumps `njord.version` from 0.8.6 to 0.8.7.

Updates `eu.maveniverse.maven.njord:extension3` from 0.8.6 to 0.8.7
- [Release notes](https://github.com/maveniverse/njord/releases)
- [Commits](maveniverse/njord@release-0.8.6...release-0.8.7)

Updates `eu.maveniverse.maven.plugins:njord` from 0.8.6 to 0.8.7
- [Release notes](https://github.com/maveniverse/njord/releases)
- [Commits](maveniverse/njord@release-0.8.6...release-0.8.7)

---
updated-dependencies:
- dependency-name: eu.maveniverse.maven.njord:extension3
  dependency-version: 0.8.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: eu.maveniverse.maven.plugins:njord
  dependency-version: 0.8.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -59,7 +59,7 @@
     <jetty-version>9.4.58.v20250814</jetty-version>
     <log4j2-version>2.25.2</log4j2-version>
     <njord.autoPublish>true</njord.autoPublish>
-    <njord.version>0.8.6</njord.version>
+    <njord.version>0.8.7</njord.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <reactivestreams-version>1.0.4</reactivestreams-version>
     <rxjava-version>3.1.12</rxjava-version>