Update README.adoc for correct link

Author: XenoAmess

README.adoc

@@ -2,7 +2,7 @@
 
 image:site/assets/img/duke_champion.png[align="center"]
 
-The data collected in this repository is used to update link:javachampions.org[javachampions.org].
+The data collected in this repository is used to update link:https://javachampions.org[javachampions.org].
 
 == What is a Java Champion?
 
@@ -20,4 +20,4 @@ reviewers for paper submissions, have been recognized for their
 achievements, and have shared their thoughts about the state of
 the Java platform at their BOF sessions." From link:site/content/resources/javaone-2009.pdf[javaone-2009.pdf]
 
-Note: This list is maintained by the Java Champions themselves.
+Note: This list is maintained by the Java Champions themselves.