Update Readme for Jakarta Support

Update for dynamic module reference in shade,

Author: GedMarc

README.md

@@ -27,6 +27,18 @@ licensed as per:
 
 whereas 3.0 will use [ByteBuddy](https://github.com/raphw/byte-buddy) (licensed as per https://github.com/raphw/byte-buddy/blob/master/LICENSE)
 
+
+## Using Jakarta
+* Jakarta can be referenced for the JAXB module by using the classifier "jakarta" in your dependency
+```
+<dependency>
+    <groupId>com.fasterxml.jackson.jaxrs</groupId>
+    <artifactId>jackson-module-jaxb-annotations</artifactId>
+    <classifier>jakarta</classifier>
+</dependency>
+``` 
+
+
 ## Status
 
 [![Build Status](https://travis-ci.org/FasterXML/jackson-modules-base.svg)](https://travis-ci.org/FasterXML/jackson-modules-base)

jaxb/pom.xml

@@ -119,7 +119,7 @@ data-binding.
               <createDependencyReducedPom>false</createDependencyReducedPom>
               <artifactSet>
                 <includes>
-                  <include>com.fasterxml.jackson.module:jackson-module-jaxb-annotations</include>
+                  <include>${project.groupId}:${project.artifactId}</include>
                 </includes>
               </artifactSet>
               <relocations>