Do not check receiver for protected constructor calls

Checks for protected constructors should be performed manually,
because they are rather complex

compiler/testData/diagnostics/tests/scopes/protectedVisibility/constructorsInner.kt

@@ -0,0 +1,19 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+open class Outer {
+    inner open class A protected constructor(x: Int) {
+        protected constructor() : this(1)
+
+        protected constructor(x: String) : this(2)
+    }
+
+    inner class B1 : A(1) {}
+    inner class B2 : A() {}
+    inner class B3 : A("") {}
+
+    inner class B4 : A {
+        constructor() : super(1)
+        constructor(x: Int) : super()
+        constructor(x: Int, y: Int) : super("")
+    }
+}
+