chore(deps): bump the minorandpatch group in /backend with 2 updates

Bumps the minorandpatch group in /backend with 2 updates: [org.springdoc:springdoc-openapi-starter-webmvc-ui](https://github.com/springdoc/springdoc-openapi) and [org.jetbrains.kotlinx:kotlinx-datetime](https://github.com/Kotlin/kotlinx-datetime).


Updates `org.springdoc:springdoc-openapi-starter-webmvc-ui` from 2.2.0 to 2.3.0
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.2.0...v2.3.0)

Updates `org.jetbrains.kotlinx:kotlinx-datetime` from 0.4.1 to 0.5.0
- [Release notes](https://github.com/Kotlin/kotlinx-datetime/releases)
- [Changelog](https://github.com/Kotlin/kotlinx-datetime/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx-datetime@v0.4.1...v0.5.0)

---
updated-dependencies:
- dependency-name: org.springdoc:springdoc-openapi-starter-webmvc-ui
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minorandpatch
- dependency-name: org.jetbrains.kotlinx:kotlinx-datetime
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minorandpatch
...

Signed-off-by: dependabot[bot] <support@github.com>

backend/build.gradle

@@ -34,13 +34,13 @@ dependencies {
     implementation "io.github.microutils:kotlin-logging-jvm:3.0.5"
     implementation "org.postgresql:postgresql:42.7.0"
     implementation "org.apache.commons:commons-csv:1.10.0"
-    implementation "org.springdoc:springdoc-openapi-starter-webmvc-ui:2.2.0"
+    implementation "org.springdoc:springdoc-openapi-starter-webmvc-ui:2.3.0"
     implementation "org.flywaydb:flyway-core"
     implementation "org.jetbrains.exposed:exposed-spring-boot-starter:$exposedVersion"
     implementation "org.jetbrains.exposed:exposed-jdbc:$exposedVersion"
     implementation "org.jetbrains.exposed:exposed-json:$exposedVersion"
     implementation "org.jetbrains.exposed:exposed-kotlin-datetime:$exposedVersion"
-    implementation "org.jetbrains.kotlinx:kotlinx-datetime:0.4.1"
+    implementation "org.jetbrains.kotlinx:kotlinx-datetime:0.5.0"
     implementation "org.hibernate.validator:hibernate-validator:8.0.1.Final"
 
     implementation "org.springframework.boot:spring-boot-starter-oauth2-resource-server"