fix(deps): update dependency io.micronaut:micronaut-core-bom to v4.8.1 (#206)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-micronaut = "4.8.0"
+micronaut = "4.8.1"
 
 managed-log4j = "2.24.2"
 managed-logback = "1.5.12"