Bump org.slf4j:slf4j-api from 1.7.36 to 2.0.16 (#364)

Bumps org.slf4j:slf4j-api from 1.7.36 to 2.0.16.

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build.gradle.kts

@@ -79,9 +79,7 @@ subprojects {
         testImplementation("org.junit-pioneer:junit-pioneer:$junitPioneerVersion")
         testImplementation("org.mockito:mockito-junit-jupiter:$mockitoVersion")
         testImplementation("com.google.guava:guava-testlib:$guavaVersion")
-        // An old v1.x SLF4J impl as required by mbknor-jackson-jsonschema
-        // Can be updated once https://github.com/mbknor/mbknor-jackson-jsonSchema/pull/172 is resolved:
-        testRuntimeOnly("org.apache.logging.log4j:log4j-slf4j-impl:$log4jVersion")
+        testRuntimeOnly("org.apache.logging.log4j:log4j-slf4j2-impl:$log4jVersion")
         testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:$junitVersion")
     }
 }

generator/build.gradle.kts

@@ -45,12 +45,8 @@ dependencies {
     implementation("com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:$jacksonVersion")
     implementation("com.kjetland:mbknor-jackson-jsonschema_2.13:$jsonSchemaVersion")
     implementation("io.github.classgraph:classgraph:$classGraphVersion")
-    implementation("org.apache.logging.log4j:log4j-core:$log4jVersion")
-    implementation("org.apache.logging.log4j:log4j-slf4j-impl:$log4jVersion") {
-        because("An old v1.x SLF4J impl is required by mbknor-jackson-jsonschema" +
-                "until https://github.com/mbknor/mbknor-jackson-jsonSchema/pull/172 is resolved:")
-    }
-    implementation("org.slf4j:slf4j-api:1.7.36")
+    implementation("org.apache.logging.log4j:log4j-slf4j2-impl:$log4jVersion")
+    implementation("org.slf4j:slf4j-api:2.0.16")
 
     // The following are set to bring in dependency versions beyond known security vulnerabilities:
     // The following can be removed once https://github.com/mbknor/mbknor-jackson-jsonSchema/issues/174 is resolved:

generator/src/main/java/module-info.java

@@ -5,6 +5,7 @@
     requires creek.base.schema;
     requires info.picocli;
     requires org.apache.logging.log4j;
+    requires org.slf4j;
     requires java.management;
     requires com.fasterxml.jackson.annotation;
     requires com.fasterxml.jackson.databind;