[FIR] Handle fully qualified expressions separately in tower resolver

compiler/testData/diagnostics/tests/generics/projectionsScope/flexibleProjectedScope.fir.kt

@@ -11,6 +11,6 @@ public class Clazz<Psi> {
 public fun <T, C : MutableCollection<in T>> Iterable<T>.filterTo(destination: C, predicate: (T) -> Boolean) {}
 
 fun test(clazz: Clazz<out Any>) {
-    val result = java.util.<!UNRESOLVED_REFERENCE!>ArrayList<!><Any>()
-    clazz.foo().<!INAPPLICABLE_CANDIDATE!>filterTo<!>(result) { x -> true }
+    val result = java.util.ArrayList<Any>()
+    clazz.foo().filterTo(result) { x -> true }
 }

compiler/testData/diagnostics/tests/generics/wrongNumberOfTypeArgumentsDiagnostic.fir.kt

@@ -10,7 +10,7 @@ fun test1() {
 }
 
 fun test2() {
-    val m0 = java.util.<!UNRESOLVED_REFERENCE!>HashMap<!>()
-    val m1 = java.util.<!UNRESOLVED_REFERENCE!>HashMap<!><String, String, String>()
-    val m2 = java.util.<!UNRESOLVED_REFERENCE!>HashMap<!><String>()
+    val m0 = java.util.HashMap()
+    val m1 = java.util.HashMap<String, String, String>()
+    val m2 = java.util.HashMap<String>()
 }