Bump org.apache.maven:maven-compat from 3.5.0 to 3.8.1

Bumps [org.apache.maven:maven-compat](https://github.com/apache/maven) from 3.5.0 to 3.8.1.
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.5.0...maven-3.8.1)

---
updated-dependencies:
- dependency-name: org.apache.maven:maven-compat
  dependency-version: 3.8.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pom.xml

@@ -78,7 +78,7 @@
 		<commons.io.version>2.11.0</commons.io.version>
 		<orchestra.file>OrchestraFIXLatest.xml</orchestra.file>
 		<picocli-version>4.6.3</picocli-version>
-		<maven.version>3.5.0</maven.version>
+		<maven.version>3.8.1</maven.version>
 		<maven-javadoc-plugin-version>3.4.1</maven-javadoc-plugin-version>
 		<maven-gpg-plugin-version>3.0.1</maven-gpg-plugin-version>
 		<maven-source-plugin-version>3.2.1</maven-source-plugin-version>