backlink added

Author: collaboratewithakash

spring-boot-modules/spring-boot-swagger-2/README.md

@@ -5,3 +5,4 @@
 - [Swagger @Parameter vs @Schema](https://www.baeldung.com/swagger-parameter-vs-schema)
 - [Map Date Types With OpenAPI Generator](https://www.baeldung.com/openapi-map-date-types)
 - [API First Development with Spring Boot and OpenAPI 3.0](https://www.baeldung.com/spring-boot-openapi-api-first-development)
+- [Swagger @ApiParam vs @ApiModelProperty](https://www.baeldung.com/swagger-apiparam-vs-apimodelproperty)