Update dependency com.diffplug.spotless:spotless-maven-plugin to v3.4.0#454

IOhacker merged 1 commit intodevelopopenMF/mifos-reporting-plugin:developfrom

renovate/com.diffplug.spotless-spotless-maven-plugin-3.xopenMF/mifos-reporting-plugin:renovate/com.diffplug.spotless-spotless-maven-plugin-3.xCopy head branch name to clipboard