Merge pull request #3 from Tovkal/issue-9386-fix-imports

Fix imports in Swift5Codegen

Author: plam4u

modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/Swift5Codegen.java

@@ -4,13 +4,16 @@
 import io.swagger.codegen.CodegenConfig;
 import io.swagger.codegen.CodegenConstants;
 import io.swagger.codegen.CodegenModel;
+import io.swagger.codegen.CodegenOperation;
 import io.swagger.codegen.CodegenProperty;
 import io.swagger.codegen.CodegenType;
 import io.swagger.codegen.DefaultCodegen;
 import io.swagger.codegen.SupportingFile;
 
 import io.swagger.models.Model;
 import io.swagger.models.ModelImpl;
+import io.swagger.models.Operation;
+import io.swagger.models.Swagger;
 import io.swagger.models.properties.ArrayProperty;
 import io.swagger.models.properties.MapProperty;
 import io.swagger.models.properties.Property;