Temporarily allow deprecated conversions in FIR operations map

Also, switch to the new copyright header

compiler/fir/evaluate/src/org/jetbrains/kotlin/fir/evaluate/FirOperationsMapGenerated.kt

@@ -1,18 +1,8 @@
 /*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- *
- * 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
- *
- * http://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.
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
+@file:Suppress("DEPRECATION", "DEPRECATION_ERROR")
 
 package org.jetbrains.kotlin.fir.evaluate
 

generators/evaluate/GenerateFirOperationsMap.kt

@@ -26,7 +26,8 @@ fun main() {
 fun generateFirMap(): String {
     val sb = StringBuilder()
     val p = Printer(sb)
-    p.println(File("license/COPYRIGHT.txt").readText())
+    p.println(File("license/COPYRIGHT_HEADER.txt").readText())
+    p.println("@file:Suppress(\"DEPRECATION\", \"DEPRECATION_ERROR\")")
 
     p.println(
         """