JVM: consider extension receiver first in PropertyReferenceDelegationLowering

The order was incorrectly switched in 232d5e3.

 #KT-79979 Fixed

(cherry picked from commit e39a4e8)

Author: udalov

analysis/low-level-api-fir/tests-gen/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLBlackBoxTestGenerated.java

@@ -183,7 +183,7 @@ private class PropertyReferenceDelegationTransformer(val context: JvmBackendCont
     }
 
     private fun IrFunction.getReceiverParameterOrNull(): IrValueParameter? {
-        return dispatchReceiverParameter ?: parameters.find { it.kind == IrParameterKind.ExtensionReceiver }
+        return parameters.find { it.kind == IrParameterKind.ExtensionReceiver } ?: dispatchReceiverParameter
     }
 
     private fun IrPropertyReference.getReceiverOrNull(): IrExpression? {

analysis/low-level-api-fir/tests-gen/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLReversedBlackBoxTestGenerated.java

@@ -0,0 +1,17 @@
+// WITH_STDLIB
+
+class A {
+    var x: String = "Fail"
+}
+
+class C {
+    var A.y: String by A::x
+}
+
+fun box(): String {
+    val a = A()
+    C().apply {
+        a.y = "OK"
+        return a.y
+    }
+}