[FIR] Fix invalid diagnostic fir node sites and improved invalid type parameters count diagnostic report

compiler/testData/diagnostics/tests/multimodule/duplicateClass/genericArgumentNumberMismatch.fir.kt

@@ -6,7 +6,7 @@ package p
 
 public class A<X, Y>
 public class M1 {
-    public val a: A<Int> = A<Int, Int>()
+    public val a: <!WRONG_NUMBER_OF_TYPE_ARGUMENTS!>A<Int><!> = A<Int, Int>()
 }
 
 // MODULE: m2
@@ -16,7 +16,7 @@ package p
 
 public class A<X, Y>
 
-public fun foo(a: A<Int>) {
+public fun foo(a: <!WRONG_NUMBER_OF_TYPE_ARGUMENTS!>A<Int><!>) {
 }
 
 // MODULE: m3(m1, m2)