Harmonize copyright header configuration

Closes gh-50894

Author: snicoll

.idea/copyright/java.xml .idea/copyright/default.xml.idea/copyright/java.xml renamed to .idea/copyright/default.xml

@@ -0,0 +1,15 @@
+/*
+ * Copyright 2012-present the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */

.idea/copyright/profiles_settings.xml

@@ -5,6 +5,7 @@
 <module name="com.puppycrawl.tools.checkstyle.Checker">
 	<module name="io.spring.javaformat.checkstyle.SpringChecks">
 		<property name="excludes" value="com.puppycrawl.tools.checkstyle.checks.javadoc.JavadocPackageCheck" />
+		<property name="headerFile" value="${config_loc}/checkstyle-header.txt"/>
 	</module>
 	<module name="com.puppycrawl.tools.checkstyle.TreeWalker">
 		<module name="com.puppycrawl.tools.checkstyle.checks.imports.IllegalImportCheck">