Improve inference on generics for callable references

#KT-10711 Fixed
 #KT-12802 Fixed
 #KT-12964 Fixed
 #KT-15439 Fixed

Analyze callable references in `dependent` mode, then complete them with
respect to expected types

compiler/testData/diagnostics/tests/callableReference/generic/kt7470.txt

@@ -0,0 +1,4 @@
+package
+
+public fun bar(): kotlin.Unit
+public fun </*0*/ T> shuffle(/*0*/ x: kotlin.collections.List<T>): kotlin.collections.List<T>