[Snyk] Fix for 2 vulnerabilities

[phlppchrtn]

Snyk has created this PR to fix 2 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
	Stack-based Buffer Overflow SNYK-JAVA-COMFASTERXMLJACKSONCORE-10500754	721	io.vertigo:vertigo-ifttt-connector: 3.5.0 -> 4.0.0 Major version upgrade No Known Exploit
	Arbitrary Code Execution SNYK-JAVA-ORGYAML-3152153	651	io.vertigo:vertigo-keycloak-connector: 3.5.0 -> 3.6.0 Proof of Concept

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• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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