fix(deps): update dependency io.micronaut:micronaut-core-bom to v4.7.12 (#151)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [versions]
 micronaut-docs = "2.0.0"
-micronaut = "4.7.11"
+micronaut = "4.7.12"
 groovy = "4.0.17"
 kotlin = '1.9.24'
 spock = "2.3-groovy-4.0"