Prohibit labeled returns inside kotlin.suspend argument lambdas

Probably, it would be more correct to skip such lambdas when resolving
the returns' references, but it'd be more complicated and still useless
since non-local returns are impossible in such lambdas
(relevant parameter is noinline)

 #KT-22900 Fixed

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

@@ -0,0 +1,27 @@
+// SKIP_TXT
+fun bar() {
+    suspend {
+        <!RETURN_FOR_BUILT_IN_SUSPEND!>return@suspend<!>
+    }
+
+    suspend {
+        run {
+            <!RETURN_FOR_BUILT_IN_SUSPEND!>return@suspend<!>
+        }
+    }
+
+    suspend l@{
+        return@l
+    }
+
+    suspend suspend@{
+        return@suspend
+    }
+
+    val <!UNUSED_VARIABLE!>x<!> = suspend@{
+        suspend {
+            // Might be resolved to outer lambda, but doesn't make sense because suspend-lambdas here is noinline
+            <!RETURN_FOR_BUILT_IN_SUSPEND!>return<!LABEL_NAME_CLASH!>@suspend<!><!>
+        }
+    }
+}