fix(deps): update dependency org.springdoc:springdoc-openapi-starter-webmvc-ui to v2.8.15 (#58)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

refarch-backend/pom.xml

@@ -71,7 +71,7 @@
 
         <!-- Additional required dependencies -->
         <lombok-mapstruct-binding.version>0.2.0</lombok-mapstruct-binding.version> <!-- Needed to make MapStruct and Lombok work together -->
-        <springdoc-openapi-starter-webmvc-ui.version>2.8.14</springdoc-openapi-starter-webmvc-ui.version>
+        <springdoc-openapi-starter-webmvc-ui.version>2.8.15</springdoc-openapi-starter-webmvc-ui.version>
         <springdoc-openapi-maven-plugin.version>1.5</springdoc-openapi-maven-plugin.version>
         <therapi-runtime-javadoc.version>0.15.0</therapi-runtime-javadoc.version>