Bump com.jayway.jsonpath:json-path-assert from 2.7.0 to 2.9.0

Bumps [com.jayway.jsonpath:json-path-assert](https://github.com/jayway/JsonPath) from 2.7.0 to 2.9.0.
- [Release notes](https://github.com/jayway/JsonPath/releases)
- [Changelog](https://github.com/json-path/JsonPath/blob/master/changelog.md)
- [Commits](json-path/JsonPath@json-path-2.7.0...json-path-2.9.0)

---
updated-dependencies:
- dependency-name: com.jayway.jsonpath:json-path-assert
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

xchange-stream-hitbtc/pom.xml

@@ -31,7 +31,7 @@
         <dependency>
             <groupId>com.jayway.jsonpath</groupId>
             <artifactId>json-path-assert</artifactId>
-            <version>2.7.0</version>
+            <version>2.9.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>