fix(deps): update dependency com.diffplug.spotless:spotless-plugin-gr…

…adle to v6.15.0 (#101)

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

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ compose = "1.4.3"
 hilt = "2.45"
 kotlin = "1.8.10"
 navigation = "2.5.3"
-spotless = "6.12.0"
+spotless = "6.15.0"
 
 [libraries]
 androidx-core-ktx = "androidx.core:core-ktx:1.9.0"