Bump org.eclipse.platform:org.eclipse.osgi from 3.18.400 to 3.18.500

Bumps [org.eclipse.platform:org.eclipse.osgi](https://github.com/eclipse-equinox/equinox) from 3.18.400 to 3.18.500.
- [Commits](https://github.com/eclipse-equinox/equinox/commits)

---
updated-dependencies:
- dependency-name: org.eclipse.platform:org.eclipse.osgi
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

jetty-osgi/pom.xml

@@ -12,7 +12,7 @@
   <packaging>pom</packaging>
 
   <properties>
-    <osgi-version>3.18.400</osgi-version>
+    <osgi-version>3.18.500</osgi-version>
     <osgi-services-version>3.11.100</osgi-services-version>
     <osgi-service-cm-version>1.6.1</osgi-service-cm-version>
     <osgi-service-component-version>1.5.0</osgi-service-component-version>