FIR: Support DEBUG_INFO_CALL calls in tests

compiler/fir/analysis-tests/testData/resolve/callResolution/debugInfoCall.kt

@@ -0,0 +1,17 @@
+interface B {
+    operator fun invoke(x: Int): String
+}
+class A {
+    fun foo(x: Int) {}
+
+    val bar: B = TODO()
+}
+
+fun A.foo(x: String) {}
+
+fun main() {
+    val a = A()
+    a.<!DEBUG_INFO_CALL("fqName: A.foo; typeCall: function")!>foo(1)<!>
+    a.<!DEBUG_INFO_CALL("fqName: foo; typeCall: extension function")!>foo("")<!>
+    a.<!DEBUG_INFO_CALL("fqName: B.invoke; typeCall: variable&invoke")!>bar(1)<!>
+}