[FIR] Report UNSUPPORTED_SUSPEND_TEST

^KT-60002 Fixed

compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendTest.fir.kt

@@ -1,21 +0,0 @@
-// ALLOW_KOTLIN_PACKAGE
-// SKIP_TXT
-// FILE: test.kt
-
-package kotlin.test
-
-annotation class IrrelevantClass
-
-public typealias Test = IrrelevantClass
-
-// FILE: main.kt
-
-import kotlin.test.Test
-
-class A {
-    @Test
-    suspend fun test() {}
-}
-
-@Test
-suspend fun test() {}

compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendTest.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // ALLOW_KOTLIN_PACKAGE
 // SKIP_TXT
 // FILE: test.kt