Analyze Data Flow: Support properties with custom accessors

#KT-11994 In Progress

idea/testData/slicer/inflow/getterAndSetterUsingField.results.txt

@@ -0,0 +1,10 @@
+11 val x = <bold>foo</bold>
+4 	var <bold>foo: Int</bold>
+5 		get() = <bold>if (b) field else 0</bold>
+5 			get() = if (b) <bold>field</bold> else 0
+7 				field = <bold>if (b) value else 0</bold>
+7 					field = if (b) <bold>value</bold> else 0
+6 						set(<bold>value</bold>) {
+12 							foo = <bold>1</bold>
+7 					field = if (b) value else <bold>0</bold>
+5 			get() = if (b) field else <bold>0</bold>