[FIR] Implement checks for contract not allowed

^KT-55423 Fixed

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/BuilderConfigurator.kt

@@ -89,6 +89,8 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
                 parents += abstractConstructorBuilder
                 defaultNull("delegatedConstructor")
                 defaultNull("body")
+                default("contractDescription", "FirEmptyContractDescription")
+                useTypes(emptyContractDescriptionType)
             }
         }
 
@@ -266,7 +268,9 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
             parents += functionBuilder
             defaultNull("invocationKind", "label", "body", "controlFlowGraphReference")
             default("inlineStatus", "InlineStatus.Unknown")
+            default("contractDescription", "FirEmptyContractDescription")
             withCopy()
+            useTypes(emptyContractDescriptionType)
         }
 
         builder(propertyAccessor) {

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/FirTreeBuilder.kt

@@ -60,12 +60,12 @@ object FirTreeBuilder : AbstractFirTreeBuilder() {
     val simpleFunction by element(Declaration, function, contractDescriptionOwner, typeParametersOwner)
     val propertyAccessor by element(Declaration, function, contractDescriptionOwner, typeParametersOwner)
     val backingField by element(Declaration, variable, typeParametersOwner, statement)
-    val constructor by element(Declaration, function, typeParameterRefsOwner)
+    val constructor by element(Declaration, function, typeParameterRefsOwner, contractDescriptionOwner)
     val file by element(Declaration, declaration)
     val script by element(Declaration, declaration)
     val packageDirective by element(Other)
 
-    val anonymousFunction by element(Declaration, function, typeParametersOwner)
+    val anonymousFunction by element(Declaration, function, typeParametersOwner, contractDescriptionOwner)
     val anonymousFunctionExpression by element(Expression, expression)
 
     val anonymousObject by element(Declaration, klass, controlFlowGraphOwner)