[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/scopes/kt1822.fir.kt

@@ -0,0 +1,30 @@
+//KT-1822 Error 'cannot infer visibility' required
+package kt1822
+
+open class C {
+    internal open fun foo() {}
+}
+
+interface T {
+    protected fun foo() {}
+}
+
+class G : C(), T {
+    override fun foo() {} //should be an error "cannot infer visibility"; for now 'public' is inferred in such cases
+}
+
+open class A {
+    internal open fun foo() {}
+}
+
+interface B {
+    protected fun foo() {}
+}
+
+interface D {
+    public fun foo() {}
+}
+
+class E : A(), B, D {
+    override fun foo() {}
+}