Create a BOM artifact for de.gebit.integrity.dependencies.neon & Co.

[vlad2011]

To be able to import versions of the transitive dependencies like follows:

<dependency>
	<groupId>de.gebit.integrity.dependencies.neon</groupId>
	<artifactId>integrity-dependencies</artifactId>
	<version>0.17.18</version>
	<type>pom</type>
	<scope>import</scope>
</dependency>

Search for BOM in the page https://maven.apache.org/guides/introduction/introduction-to-dependency-mechanism.html