Fixing squid:S1161 - @Override annotation should be used on any method overriding (since Java 5) or implementing (since Java 6) another one

modules/swagger-codegen/src/test/java/io/swagger/codegen/AbstractOptionsTest.java

@@ -51,6 +51,7 @@ public abstract class AbstractOptionsTest {
 
     private Function<CliOption, String> getCliOptionTransformer() {
         return new Function<CliOption, String>() {
+            @Override
             public String apply(CliOption option) {
                 return option.getOpt();
             }

modules/swagger-codegen/src/test/java/io/swagger/codegen/CodegenTest.java

@@ -86,6 +86,7 @@ public class CodegenTest {
         final Swagger model = parseAndPrepareSwagger("src/test/resources/2_0/requiredTest.json");
 
         final DefaultCodegen codegen = new DefaultCodegen() {
+            @Override
             public String getSwaggerType(Property p) {
                 if (p != null && !p.getRequired()) {
                     return "Optional<" + super.getSwaggerType(p) + ">";