Bump org.json4s:json4s-jackson_2.12 in /DataProcessing/datax-core

Bumps [org.json4s:json4s-jackson_2.12](https://github.com/json4s/json4s) from 3.7.0-M5 to 4.1.0-M7.
- [Commits](json4s/json4s@v3.7.0-M5...v4.1.0-M7)

---
updated-dependencies:
- dependency-name: org.json4s:json4s-jackson_2.12
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

DataProcessing/datax-core/pom.xml

@@ -119,7 +119,7 @@ SOFTWARE
     <dependency>
       <groupId>org.json4s</groupId>
       <artifactId>json4s-jackson_2.12</artifactId>
-      <version>3.7.0-M5</version>
+      <version>4.1.0-M7</version>
     </dependency>
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>