fix(deps): update backend non-major dependencies

Author: renovate[bot]

backend/pom.xml

@@ -31,8 +31,8 @@
         <spring-cloud-aws.version>3.2.1</spring-cloud-aws.version>
 
         <!-- dependencies -->
-        <sentry.version>7.19.1</sentry.version>
-        <springdoc.version>2.7.0</springdoc.version>
+        <sentry.version>7.20.0</sentry.version>
+        <springdoc.version>2.8.1</springdoc.version>
         <jsitemapgenerator.version>4.5</jsitemapgenerator.version>
         <org-json.version>20240303</org-json.version>
         <bucket4j.version>8.14.0</bucket4j.version>