Bump org.apache.maven.plugins:maven-assembly-plugin from 3.7.1 to 3.8.0

Bumps [org.apache.maven.plugins:maven-assembly-plugin](https://github.com/apache/maven-assembly-plugin) from 3.7.1 to 3.8.0.
- [Release notes](https://github.com/apache/maven-assembly-plugin/releases)
- [Commits](apache/maven-assembly-plugin@maven-assembly-plugin-3.7.1...v3.8.0)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-assembly-plugin
  dependency-version: 3.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

tutorials/blueprint/tutorial-assembly/pom.xml

@@ -30,7 +30,7 @@
     <packaging>pom</packaging>
 
     <properties>
-        <maven-assembly-plugin.version>3.7.1</maven-assembly-plugin.version>
+        <maven-assembly-plugin.version>3.8.0</maven-assembly-plugin.version>
     </properties>
 
     <dependencies>