refactor: Ensure correct context

buildSrc/src/main/kotlin/de/griefed/common/gradle/SubprojectLicenseFilter.kt

@@ -2,10 +2,6 @@ package de.griefed.common.gradle
 
 import com.github.jk1.license.ModuleData
 import com.github.jk1.license.ProjectData
-import com.github.jk1.license.filter.LicenseBundleNormalizer
-import com.github.jk1.license.render.CsvReportRenderer
-import com.github.jk1.license.render.InventoryHtmlReportRenderer
-import com.github.jk1.license.render.ReportRenderer
 
 /**
  * Fix for https://github.com/jk1/Gradle-License-Report/issues/187<br>
@@ -13,7 +9,7 @@ import com.github.jk1.license.render.ReportRenderer
  */
 class SubprojectLicenseFilter : com.github.jk1.license.filter.DependencyFilter {
     override fun filter(source: ProjectData): ProjectData {
-        val firstLevelDependencies = source.project.subprojects.flatMap {
+        val firstLevelDependencies = source.project.subprojects.flatMap { it ->
             it.configurations.filter { it.isCanBeResolved }.flatMap {
                 it.resolvedConfiguration.firstLevelModuleDependencies
             }