Report error on typeOf<suspend ...>()

Otherwise an invalid type is constructed which causes kotlin-reflect to
crash, and stdlib implementation to render the type incorrectly. The
reason is that suspend functional types are not properly supported in
reflection. Once they are supported, this error can be removed.

 #KT-47562

compiler/testData/diagnostics/testsWithJvmBackend/typeOf/suspendType.kt

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// USE_EXPERIMENTAL: kotlin.ExperimentalStdlibApi
+
+import kotlin.reflect.*
+
+inline fun <reified X> f() = g<List<X>>()
+inline fun <reified Y> g() = typeOf<Y>()
+
+fun test() {
+    <!TYPEOF_SUSPEND_TYPE!>typeOf<suspend () -> Int>()<!>
+    <!TYPEOF_SUSPEND_TYPE!>f<suspend (String) -> Unit>()<!>
+}

compiler/testData/diagnostics/testsWithJvmBackend/typeOf/suspendType.txt

@@ -0,0 +1,5 @@
+package
+
+public inline fun </*0*/ reified X> f(): kotlin.reflect.KType
+public inline fun </*0*/ reified Y> g(): kotlin.reflect.KType
+public fun test(): kotlin.Unit