Fix compile error + missing licenses

Author: Jonathing

src/main/groovy/net/minecraftforge/gradleutils/GradleUtilsExtension.groovy

@@ -69,7 +69,7 @@ Consider using 'gitversion.version.info' instead.'''
         this.gitversion = project.extensions.getByType(GitVersionExtension)
 
         // Pom Utils
-        this.pom = new PomUtils(project.logger, providers, this.gitversion)
+        this.pom = new PomUtils(project, providers, this.gitversion)
 
         // Tasks
         GenerateActionsWorkflow.register(this.project)

src/main/groovy/net/minecraftforge/gradleutils/GradleUtilsSources.groovy

@@ -1,3 +1,7 @@
+/*
+ * Copyright (c) Forge Development LLC and contributors
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
 package net.minecraftforge.gradleutils
 
 import groovy.transform.CompileStatic

src/main/groovy/net/minecraftforge/gradleutils/PromoteArtifact.groovy

@@ -1,3 +1,7 @@
+/*
+ * Copyright (c) Forge Development LLC and contributors
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
 package net.minecraftforge.gradleutils
 
 import groovy.json.JsonBuilder