chore: Refactor and improve code coverage

Author: en-milie

src/main/java/com/endava/cats/ReflectionConfig.java

@@ -168,8 +168,6 @@
 import io.swagger.parser.Swagger20Parser;
 import io.swagger.parser.SwaggerParser;
 import io.swagger.parser.SwaggerResolver;
-import io.swagger.v3.oas.annotations.links.Link;
-import io.swagger.v3.oas.annotations.links.LinkParameter;
 import io.swagger.v3.oas.models.Components;
 import io.swagger.v3.oas.models.ExternalDocumentation;
 import io.swagger.v3.oas.models.Operation;
@@ -181,6 +179,8 @@
 import io.swagger.v3.oas.models.info.Contact;
 import io.swagger.v3.oas.models.info.Info;
 import io.swagger.v3.oas.models.info.License;
+import io.swagger.v3.oas.models.links.Link;
+import io.swagger.v3.oas.models.links.LinkParameter;
 import io.swagger.v3.oas.models.media.*;
 import io.swagger.v3.oas.models.parameters.CookieParameter;
 import io.swagger.v3.oas.models.parameters.HeaderParameter;