[Snyk] Fix for 3 vulnerabilities

[jamesdbloom]

Snyk has created this PR to fix 3 vulnerabilities in the maven dependencies of this project.

Snyk changed the following file(s):

• pom.xml

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score	Upgrade
	Improper Handling of Case Sensitivity SNYK-JAVA-ORGSPRINGFRAMEWORK-8230364	329	org.springframework:spring-context: 5.3.25 -> 6.1.14 Major version upgrade No Known Exploit
	Improper Handling of Case Sensitivity SNYK-JAVA-ORGSPRINGFRAMEWORK-8230365	329	org.springframework:spring-beans: 5.3.25 -> 6.1.14 org.springframework:spring-context: 5.3.25 -> 6.1.14 org.springframework:spring-test: 5.3.25 -> 6.1.14 org.springframework:spring-web: 5.3.25 -> 6.1.14 Major version upgrade No Known Exploit
	Improper Handling of Case Sensitivity SNYK-JAVA-ORGSPRINGFRAMEWORK-8230366	329	org.springframework:spring-web: 5.3.25 -> 6.1.14 Major version upgrade No Known Exploit

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• Max score is 1000. Note that the real score may have changed since the PR was raised.
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