JAVA-14232 JAVA-19120 Move article Lambda Expression vs. Anonymous Inner Class to core-java-lambdas module (#13603)

* JAVA-19120 Move article Lambda Expression vs. Anonymous Inner Class to core-java-lambdas module

* Update README.md

---------

Co-authored-by: Anastasios Ioannidis <121166333+anastasiosioannidis@users.noreply.github.com>

core-java-modules/core-java-lambdas/README.md

@@ -10,3 +10,4 @@
 - [Serialize a Lambda in Java](https://www.baeldung.com/java-serialize-lambda)
 - [Convert Anonymous Class into Lambda in Java](https://www.baeldung.com/java-from-anonymous-class-to-lambda)
 - [When to Use Callable and Supplier in Java](https://www.baeldung.com/java-callable-vs-supplier)
+- [Lambda Expression vs. Anonymous Inner Class](https://www.baeldung.com/java-lambdas-vs-anonymous-class)

core-java-modules/core-java/README.md

@@ -9,5 +9,3 @@
 - [A Guide to the ResourceBundle](http://www.baeldung.com/java-resourcebundle)
 - [Merging java.util.Properties Objects](https://www.baeldung.com/java-merging-properties)
 - [Illegal Character Compilation Error](https://www.baeldung.com/java-illegal-character-error)
-- [Lambda Expression vs. Anonymous Inner Class](https://www.baeldung.com/java-lambdas-vs-anonymous-class)
-