Updating build to be reproducible

Multiple builds (without changes) will produce the same output (e.g. the hash of the jars will be identical)

pom.xml

@@ -89,7 +89,7 @@
  </repositories>
 
  <properties>
-
+ <project.build.outputTimestamp>2023-03-17T00:00:00Z</project.build.outputTimestamp>
  <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  <arguments/>
 
@@ -452,7 +452,7 @@
  <plugin>
  <groupId>org.apache.maven.plugins</groupId>
  <artifactId>maven-shade-plugin</artifactId>
- <version>3.2.1</version>
+ <version>3.2.3</version>
  <configuration>
  <shadedClassifierName>deprecated</shadedClassifierName>
  <shadedArtifactAttached>true</shadedArtifactAttached>
@@ -592,10 +592,39 @@
  <autoReleaseAfterClose>false</autoReleaseAfterClose>
  </configuration>
  </plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-clean-plugin</artifactId>
+ <version>3.2.0</version>
+ <executions>
+ <execution>
+ <!-- Rebuilding the manifest with the maven-bundle-plugin produces different results
+ https://issues.apache.org/jira/browse/FELIX-6603
+ Deleting the previously generated manifest is a temporary workaround.
+ -->
+ <id>bundle-manifest-fix</id>
+ <phase>process-resources</phase>
+ <goals>
+ <goal>clean</goal>
+ </goals>
+ <configuration>
+ <excludeDefaultDirectories>true</excludeDefaultDirectories>
+ <filesets>
+ <fileset>
+ <directory>${project.build.outputDirectory}</directory>
+ <includes>
+ <include>META-INF/MANIFEST.MF</include>
+ </includes>
+ </fileset>
+ </filesets>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
  <plugin>
  <groupId>org.apache.felix</groupId>
  <artifactId>maven-bundle-plugin</artifactId>
- <version>3.3.0</version>
+ <version>5.1.8</version>
  <executions>
  <execution>
  <id>bundle-manifest</id>