fix(deps): update springdoc-openapi.version to v2.8.8 (#530)

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

Author: renovate[bot]

refarch-integrations/pom.xml

@@ -54,7 +54,7 @@
         <refarch-tools.version>1.1.0</refarch-tools.version>
 
         <!-- Additional required dependencies -->
-        <springdoc-openapi.version>2.8.6</springdoc-openapi.version>
+        <springdoc-openapi.version>2.8.8</springdoc-openapi.version>
 
         <!-- Spotless P2 Mirror configuration (e.g. required when using company internal registry -->
         <p2.username /> <!-- must be empty, override via Maven settings.xml if needed -->