Update project tot new version parent 20

Author: Yauhenikapl

core/esmf-aspect-meta-model-java/pom.xml

@@ -66,7 +66,6 @@
       <dependency>
          <groupId>org.commonmark</groupId>
          <artifactId>commonmark</artifactId>
-         <version>0.24.0</version>
       </dependency>
 
       <!-- Test dependencies -->

pom.xml

@@ -18,7 +18,7 @@
    <parent>
       <groupId>org.eclipse.esmf</groupId>
       <artifactId>esmf-parent</artifactId>
-      <version>19</version>
+      <version>20</version>
    </parent>
 
    <artifactId>esmf-sdk-parent</artifactId>