Bump aether.version from 1.11 to 1.13.1

Bumps `aether.version` from 1.11 to 1.13.1.

Updates `org.sonatype.aether:aether-api` from 1.11 to 1.13.1
- [Commits](sonatype/sonatype-aether@aether-1.11...aether-1.13.1)

Updates `org.sonatype.aether:aether-util` from 1.11 to 1.13.1
- [Commits](sonatype/sonatype-aether@aether-1.11...aether-1.13.1)

---
updated-dependencies:
- dependency-name: org.sonatype.aether:aether-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.sonatype.aether:aether-util
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

blueprint/plugin/blueprint-maven-plugin/pom.xml

@@ -41,7 +41,7 @@
         <java.source.version>1.7</java.source.version>
         <java.target.version>1.7</java.target.version>
 
-        <aether.version>1.11</aether.version>
+        <aether.version>1.13.1</aether.version>
         <blueprint-maven-plugin-annotation.version>1.3.0</blueprint-maven-plugin-annotation.version>
         <blueprint-maven-plugin-pax-cdi-handlers.version>1.0.0</blueprint-maven-plugin-pax-cdi-handlers.version>
         <blueprint-maven-plugin-spi.version>1.1.0</blueprint-maven-plugin-spi.version>