[AA] KT-55098 Add context receivers to KtFunctionalType

- Context receivers in function types may not be labeled, so the created
  `KtContextReceiver`s have `null` labels. Such labels currently only
  compile due to a bug (see KT-55187).

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/base/KtContextReceiver.kt

@@ -37,7 +37,7 @@ public abstract class KtContextReceiver : KtLifetimeOwner {
 }
 
 /**
- * Something which can have a [KtContextReceiver] declared. This may be a callable symbol or a class symbol
+ * Something which can have a [KtContextReceiver] declared. This may be a callable symbol, a class symbol, or a functional type.
  */
 public interface KtContextReceiversOwner : KtLifetimeOwner {
     /**

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/types/KtType.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.analysis.api.types
 
 import org.jetbrains.kotlin.analysis.api.KtTypeProjection
 import org.jetbrains.kotlin.analysis.api.annotations.KtAnnotated
+import org.jetbrains.kotlin.analysis.api.base.KtContextReceiversOwner
 import org.jetbrains.kotlin.analysis.api.lifetime.KtLifetimeOwner
 import org.jetbrains.kotlin.analysis.api.lifetime.withValidityAssertion
 import org.jetbrains.kotlin.analysis.api.symbols.KtClassLikeSymbol
@@ -52,9 +53,10 @@ public sealed class KtNonErrorClassType : KtClassType() {
     abstract override val qualifiers: List<KtClassTypeQualifier.KtResolvedClassTypeQualifier>
 }
 
-public abstract class KtFunctionalType : KtNonErrorClassType() {
+public abstract class KtFunctionalType : KtNonErrorClassType(), KtContextReceiversOwner {
     public abstract val isSuspend: Boolean
     public abstract val arity: Int
+    public abstract val hasContextReceivers: Boolean
     public abstract val receiverType: KtType?
     public abstract val hasReceiver: Boolean
     public abstract val parameterTypes: List<KtType>