FIR2IR: fix receiver of value classes method references

This commit fixes the receiver of these method in FIR2IR code
by removing a particular hack.
However, as the consequence of it 2 black box tests become broken in K2.
The reason is KT-54952 which is not yet fixed

Related to KT-54887

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/ConversionUtils.kt

@@ -243,10 +243,7 @@ private fun FirCallableSymbol<*>.toSymbolForCall(
         }
         // Unbound callable reference to member (non-extension)
         isReference && fir.receiverParameter == null -> {
-            // TODO: remove runIf with StandardClassIds.Any comparison after fixing ValueClass::equals case (KT-54887)
-            runIf(containingClassLookupTag()?.classId != StandardClassIds.Any) {
-                (explicitReceiver as? FirResolvedQualifier)?.toLookupTag(session)
-            }
+            (explicitReceiver as? FirResolvedQualifier)?.toLookupTag(session)
         }
         else -> null
     }