[main] Bump NJsonSchema from 11.5.2 to 11.6.0

---
updated-dependencies:
- dependency-name: NJsonSchema
  dependency-version: 11.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

eng/dependabot/independent/Versions.props

@@ -13,7 +13,7 @@
 
     <!-- Third-party references -->
     <NewtonsoftJsonVersion>13.0.4</NewtonsoftJsonVersion>
-    <NJsonSchemaVersion>11.5.2</NJsonSchemaVersion>
+    <NJsonSchemaVersion>11.6.0</NJsonSchemaVersion>
     <AwsSdkS3Version>4.0.20.4</AwsSdkS3Version>
     <AwsSdkSecurityTokenVersion>4.0.5.19</AwsSdkSecurityTokenVersion>