Tidying poms

[arjantijms]

• Fix mixed whitespace - now all spaces
• Formatting
• Elements in Maven preferred order
• Updated versions
• Updated specification configuration according to asciidoc 2.0+
• Added flatten plug-in for API

Signed-off-by: Arjan Tijms arjan.tijms@gmail.com

[arjantijms]

cc @JanWesterkamp-iJUG

[arjantijms]

The pom will look as follows:

<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <modelVersion>4.0.0</modelVersion>
  <groupId>jakarta.enterprise.concurrent</groupId>
  <artifactId>jakarta.enterprise.concurrent-api</artifactId>
  <version>3.0.1</version>
  <name>Jakarta Concurrency</name>
  <description>Jakarta Concurrency provides a specification for using concurrency from application 
        components without compromising container integrity while still preserving the Jakarta EE 
        platform’s fundamental benefits.</description>
  <url>https://github.com/jakartaee/concurrency</url>
  <licenses>
    <license>
      <name>EPL 2.0</name>
      <url>http://www.eclipse.org/legal/epl-2.0</url>
      <distribution>repo</distribution>
    </license>
    <license>
      <name>GPL2 w/ CPE</name>
      <url>https://www.gnu.org/software/classpath/license.html</url>
      <distribution>repo</distribution>
    </license>
  </licenses>
  <developers>
    <developer>
      <id>anthony.lai</id>
      <name>Anthony Lai</name>
      <organization>Oracle</organization>
    </developer>
  </developers>
  <scm>
    <connection>scm:git:https://github.com/jakartaee/concurrency.git</connection>
    <developerConnection>scm:git:git@github.com:jakartaee/concurrency.git</developerConnection>
    <url>https://github.com/jakartaee/concurrency</url>
  </scm>
  <dependencies>
    <dependency>
      <groupId>jakarta.interceptor</groupId>
      <artifactId>jakarta.interceptor-api</artifactId>
      <version>2.1.0</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>jakarta.enterprise</groupId>
      <artifactId>jakarta.enterprise.cdi-api</artifactId>
      <version>4.0.1</version>
      <scope>provided</scope>
    </dependency>
  </dependencies>
</project>