fix(deps): update dependency jacoco to v0.8.12

Author: renovate[bot]

buildSrc/src/main/kotlin/whitefox.java-conventions.gradle.kts

@@ -71,7 +71,7 @@ tasks.check {
 // region setup test coverage
 
 jacoco {
-    toolVersion = "0.8.11"
+    toolVersion = "0.8.12"
 }
 
 tasks.jacocoTestReport {