Merge pull request github#3495 from jf205/java-article-fix

CodeQL docs: remove stray GH variable

Author: jf205

docs/language/learn-ql/java/introduce-libraries-java.rst

@@ -1,7 +1,7 @@
 CodeQL library for Java
 =======================
 
-When you're analyzing a Java program in {{ site.data.variables.product.prodname_dotcom }}, you can make use of the large collection of classes in the CodeQL library for Java.
+When you're analyzing a Java program, you can make use of the large collection of classes in the CodeQL library for Java.
 
 About the CodeQL library for Java
 ---------------------------------