Update license.version to v4.5

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.mycila:license-maven-plugin-git	4.4 -> 4.5
com.mycila:license-maven-plugin (source)	4.4 -> 4.5

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[coveralls]

coverage: 88.425%. remained the same when pulling 99fbcf178f186c5df5a6507783f84af2b2b5b27e on renovate/license.version into fda465f5ea4ed7f9f1f3c2fd0d3e2f50917fcba2 on master.