Bump io.micronaut.platform:micronaut-platform

Bumps [io.micronaut.platform:micronaut-platform](https://github.com/micronaut-projects/micronaut-platform) from 4.7.2 to 4.7.3.
- [Release notes](https://github.com/micronaut-projects/micronaut-platform/releases)
- [Commits](micronaut-projects/micronaut-platform@v4.7.2...v4.7.3)

---
updated-dependencies:
- dependency-name: io.micronaut.platform:micronaut-platform
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

generators/micronaut/resources/gradle/libs.versions.toml

@@ -8,7 +8,7 @@ jaxb-runtime = { module = 'org.glassfish.jaxb:jaxb-runtime', version = '4.0.5' }
 
 logstash-logback-encoder = { module = 'net.logstash.logback:logstash-logback-encoder', version = '8.0' }
 
-micronaut-platform = { module = 'io.micronaut.platform:micronaut-platform', version = '4.7.2' }
+micronaut-platform = { module = 'io.micronaut.platform:micronaut-platform', version = '4.7.3' }
 
 redisson = { module = 'org.redisson:redisson', version = '3.41.0' }