fix(deps): update dependency org.springdoc:springdoc-openapi-starter-webmvc-ui to v2.8.13

Author: renovate[bot]

backend/pom.xml

@@ -58,7 +58,7 @@
     <dependency>
 					 <groupId>org.springdoc</groupId>
 					 <artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
-					 <version>2.8.12</version>
+					 <version>2.8.13</version>
 				</dependency>
 
       <dependency>