build(deps): bump json-schema-validator from 1.0.67 to 1.0.68 (#809)

Bumps [json-schema-validator](https://github.com/networknt/json-schema-validator) from 1.0.67 to 1.0.68.
- [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@1.0.67...1.0.68)

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

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

powertools-validation/pom.xml

@@ -73,7 +73,7 @@
         <dependency>
             <groupId>com.networknt</groupId>
             <artifactId>json-schema-validator</artifactId>
-            <version>1.0.67</version>
+            <version>1.0.68</version>
         </dependency>
 
         <!-- Test dependencies -->