Forbid val field initialization inside EXACLTY_ONCE lambda

unless the lambda is inline. This way, final field will remain final.

js/js.tests/test/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java

@@ -4127,11 +4127,6 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             runTest("compiler/testData/codegen/box/contracts/exception.kt");
         }
 
-        @TestMetadata("field.kt")
-        public void testField() throws Exception {
-            runTest("compiler/testData/codegen/box/contracts/field.kt");
-        }
-
         @TestMetadata("forLoop.kt")
         public void testForLoop() throws Exception {
             runTest("compiler/testData/codegen/box/contracts/forLoop.kt");

js/js.tests/test/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java

@@ -4137,11 +4137,6 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/contracts/exception.kt");
         }
 
-        @TestMetadata("field.kt")
-        public void testField() throws Exception {
-            runTest("compiler/testData/codegen/box/contracts/field.kt");
-        }
-
         @TestMetadata("forLoop.kt")
         public void testForLoop() throws Exception {
             runTest("compiler/testData/codegen/box/contracts/forLoop.kt");

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java

@@ -4137,11 +4137,6 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/contracts/exception.kt");
         }
 
-        @TestMetadata("field.kt")
-        public void testField() throws Exception {
-            runTest("compiler/testData/codegen/box/contracts/field.kt");
-        }
-
         @TestMetadata("forLoop.kt")
         public void testForLoop() throws Exception {
             runTest("compiler/testData/codegen/box/contracts/forLoop.kt");