Update dependency com.networknt:json-schema-validator to v3

Author: renovate[bot]

contentgrid-appserver-platform/build.gradle

@@ -21,7 +21,7 @@ dependencies {
 
         api 'io.minio:minio:8.6.0'
 
-        api 'com.networknt:json-schema-validator:1.5.9'
+        api 'com.networknt:json-schema-validator:3.0.0'
         api 'uk.co.datumedge:hamcrest-json:0.3'
 
         api 'commons-io:commons-io:2.21.0'