[FIR] Improve diagnostic reporting & don't use error symbol for candidate if possible

Also introduce few new diagnostics:
- NONE_APPLICABLE more many inapplicable candidates
- HIDDEN for visible candidates

compiler/testData/diagnostics/tests/callableReference/resolve/kt35887_simple.fir.kt

@@ -6,4 +6,4 @@ import kotlin.reflect.KProperty0
 object A
 
 fun <TProperty> property0(property: KProperty0<TProperty>) = A
-val <K> K.key get() : A = <!INAPPLICABLE_CANDIDATE!>property0<!>(Map.Entry<K, *>::key) // should be forbidden
+val <K> K.key get() : A = <!INAPPLICABLE_CANDIDATE!>property0<!>(<!UNRESOLVED_REFERENCE!>Map.Entry<K, *>::key<!>) // should be forbidden