K2: make qualifier & classifier the same tower level

#KT-65789 Fixed
#KT-38031 Fixed

compiler/fir/analysis-tests/testData/resolve/problems/javaQualifier.fir.txt

@@ -1,6 +1,6 @@
 FILE: main.kt
     public final fun main(): R|kotlin/Unit| {
-        Q|W|.R|/W.E*s|().R|kotlin/String.length|
+        Q|W|.<Ambiguity: E, [/W.E, /W.E.E]>#().<Unresolved name: length>#
         Q|W.E|.<Unresolved name: length>#
         Q|W.E|.R|/W.E.w*s|
     }

compiler/fir/analysis-tests/testData/resolve/problems/javaQualifier.kt

@@ -1,3 +1,5 @@
+// ISSUE: KT-38031
+
 // FILE: W.java
 public class W {
     public static class E {
@@ -11,7 +13,7 @@ public class W {
 
 // FILE: main.kt
 fun main() {
-    W.E().length // ambiguity in old FE, resolved to static method in FIR
+    W.<!OVERLOAD_RESOLUTION_AMBIGUITY!>E<!>().<!UNRESOLVED_REFERENCE!>length<!> // ambiguity in both FIR / old FE
     W.E.<!UNRESOLVED_REFERENCE!>length<!> // resolved with error to the class W.E in FIR and old FE
     W.E.w // resolved to static field W.e.W in FE
 }