Bump com.networknt:json-schema-validator from 1.0.79 to 1.0.81

Bumps [com.networknt:json-schema-validator](https://github.com/networknt/json-schema-validator) from 1.0.79 to 1.0.81.
- [Release notes](https://github.com/networknt/json-schema-validator/releases)
- [Changelog](https://github.com/networknt/json-schema-validator/blob/master/CHANGELOG.md)
- [Commits](networknt/json-schema-validator@1.0.79...1.0.81)

---
updated-dependencies:
- dependency-name: com.networknt:json-schema-validator
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle

@@ -107,7 +107,7 @@ dependencies {
     implementation "org.apache.tika:tika-core:2.7.0"
 
     // JSON validator
-    implementation "com.networknt:json-schema-validator:1.0.79"
+    implementation "com.networknt:json-schema-validator:1.0.81"
 
     // XML validator // https://mvnrepository.com/artifact/xerces/xercesImpl
     implementation 'xerces:xercesImpl:2.12.2'