[Snyk] Fix for 7 vulnerable dependencies

[snyk-bot]

Description

This PR fixes one or more vulnerable packages in the maven dependencies of this project. See the Snyk test report for more details.

Snyk Project: radanalyticsio/jgrafzahl:pom.xml

Snyk Organization: radanalyticsio

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • pom.xml

Vulnerabilities that will be fixed

With an upgrade:

• pom.xml
  • com.sparkjava:spark-core@2.7.2 > com.sparkjava:spark-core@2.9.1
    • Information Exposure
    • Session Hijacking
    • Denial of Service (DoS)
    • Cache Poisoning
    • Authorization Bypass
    • Authorization Bypass
    • Information Exposure

You can read more about Snyk's upgrade and patch logic in Snyk's documentation.

Check the changes in this PR to ensure they won't cause issues with your project.

Stay secure, The Snyk team

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