[FE] Resolve overload conflict between contextual and non-contextual declarations

compiler/resolution.common/src/org/jetbrains/kotlin/resolve/calls/results/FlatSignature.kt

@@ -18,6 +18,7 @@ class FlatSignature<out T> constructor(
     val origin: T,
     val typeParameters: Collection<TypeParameterMarker>,
     val hasExtensionReceiver: Boolean,
+    val contextReceiverCount: Int,
     val hasVarargs: Boolean,
     val numDefaults: Int,
     val isExpect: Boolean,
@@ -31,12 +32,13 @@ class FlatSignature<out T> constructor(
         typeParameters: Collection<TypeParameterMarker>,
         valueParameterTypes: List<KotlinTypeMarker?>,
         hasExtensionReceiver: Boolean,
+        contextReceiverCount: Int,
         hasVarargs: Boolean,
         numDefaults: Int,
         isExpect: Boolean,
         isSyntheticMember: Boolean,
     ) : this(
-        origin, typeParameters, hasExtensionReceiver, hasVarargs, numDefaults, isExpect,
+        origin, typeParameters, hasExtensionReceiver, contextReceiverCount, hasVarargs, numDefaults, isExpect,
         isSyntheticMember, valueParameterTypes.map(::TypeWithConversion)
     )
 
@@ -106,6 +108,7 @@ fun <T> SimpleConstraintSystem.isSignatureNotLessSpecific(
     useOriginalSamTypes: Boolean = false
 ): Boolean {
     if (specific.hasExtensionReceiver != general.hasExtensionReceiver) return false
+    if (specific.contextReceiverCount != general.contextReceiverCount) return false
     if (specific.valueParameterTypes.size != general.valueParameterTypes.size) return false
 
     if (!isValueParameterTypeNotLessSpecific(specific, general, callbacks, specificityComparator) { it?.resultType }) {