fix(deps): update dependency io.micronaut:micronaut-core-bom to v4.9.4 (#672)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ managed-jakarta-jms-api = '3.1.0'
 managed-activemq-jakarta = '6.1.6'
 managed-artemis-jakarta-client = '2.41.0'
 micronaut-docs = "2.0.0"
-micronaut = "4.9.3"
+micronaut = "4.9.4"
 micronaut-platform = "4.8.3"
 micronaut-test = "4.5.0"
 micronaut-logging = "1.4.0"