Bump the maven group with 2 updates (#963)

Bumps the maven group with 2 updates: [org.jetbrains.kotlinx:kotlinx-coroutines-reactor](https://github.com/Kotlin/kotlinx.coroutines) and [org.flywaydb:flyway-core](https://github.com/flyway/flyway).


Updates `org.jetbrains.kotlinx:kotlinx-coroutines-reactor` from 1.7.2 to 1.7.3
- [Release notes](https://github.com/Kotlin/kotlinx.coroutines/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.coroutines/blob/master/CHANGES.md)
- [Commits](Kotlin/kotlinx.coroutines@1.7.2...1.7.3)

Updates `org.flywaydb:flyway-core` from 9.20.1 to 9.21.1
- [Release notes](https://github.com/flyway/flyway/releases)
- [Commits](flyway/flyway@flyway-9.20.1...flyway-9.21.1)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:kotlinx-coroutines-reactor
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: maven
- dependency-name: org.flywaydb:flyway-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: maven
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

app/pom.xml

@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <properties>
-        <flyway-core.version>9.20.1</flyway-core.version>
+        <flyway-core.version>9.21.1</flyway-core.version>
         <vault-jdbc.version>1.3.10</vault-jdbc.version>
         <HikariCP.version>5.0.1</HikariCP.version>
         <kotliquery.version>1.9.0</kotliquery.version>

pom.xml

@@ -22,7 +22,7 @@
         <java.version>17</java.version>
         <kotlin.version>1.9.0</kotlin.version>
         <springdoc.version>2.1.0</springdoc.version>
-        <kotlinx-coroutines.version>1.7.2</kotlinx-coroutines.version>
+        <kotlinx-coroutines.version>1.7.3</kotlinx-coroutines.version>
         <logback.logstash.version>7.4</logback.logstash.version>
         <token-support.version>3.0.3</token-support.version>
         <dusseldorf-ktor.version>3.2.3.1-b31dd02</dusseldorf-ktor.version>