[FE] Properly report diagnostics about type arguments of implicit invoke

#KT-40396 Fixed

compiler/testData/diagnostics/tests/inference/kt40396.fir.kt

@@ -0,0 +1,13 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// ISSUE: KT-40396
+
+val <C> C.foo get() = Foo<C>()
+
+class Foo<K> {
+    operator fun <T> invoke(body: () -> Unit) {}
+}
+
+class Bar {
+    val bar = foo {}
+    val baz = foo<Int> {}
+}

compiler/testData/diagnostics/tests/inference/kt40396.kt

@@ -0,0 +1,13 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// ISSUE: KT-40396
+
+val <C> C.foo get() = Foo<C>()
+
+class Foo<K> {
+    operator fun <T> invoke(body: () -> Unit) {}
+}
+
+class Bar {
+    val bar = <!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>foo<!> {}
+    val baz = <!TYPE_ARGUMENTS_NOT_ALLOWED!>foo<!><Int> {}
+}

compiler/testData/diagnostics/tests/inference/kt40396.txt

@@ -0,0 +1,20 @@
+package
+
+public val </*0*/ C> C.foo: Foo<C>
+
+public final class Bar {
+    public constructor Bar()
+    public final val bar: kotlin.Unit
+    public final val baz: kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Foo</*0*/ K> {
+    public constructor Foo</*0*/ K>()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public final operator fun </*0*/ T> invoke(/*0*/ body: () -> kotlin.Unit): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}