chore(deps): Update dependency com.diffplug.spotless to v7 (#100)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ version = "1.0"
 [versions]
 indra = "3.1.3"
 pluginPublish = "1.3.1"
-spotless = "6.25.0"
+spotless = "7.0.2"
 junit = "5.9.3"
 mammoth = "1.4.0"