Bump flywayVersion from 10.7.2 to 10.8.1

Bumps `flywayVersion` from 10.7.2 to 10.8.1.

Updates `org.flywaydb:flyway-database-oracle` from 10.7.2 to 10.8.1

Updates `org.flywaydb:flyway-database-postgresql` from 10.7.2 to 10.8.1

---
updated-dependencies:
- dependency-name: org.flywaydb:flyway-database-oracle
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.flywaydb:flyway-database-postgresql
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle.kts

@@ -2,7 +2,7 @@ import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
 import com.github.jengelman.gradle.plugins.shadow.transformers.ServiceFileTransformer
 import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 
-val flywayVersion = "10.7.2"
+val flywayVersion = "10.8.1"
 val h2Version = "2.2.224"
 val jacksonVersion = "2.16.1"
 val kotlinLoggerVersion = "3.0.5"