JS: fix translation of delegated local variables in coroutines. See KT-15834

compiler/testData/codegen/box/coroutines/localDelegate.kt

@@ -0,0 +1,29 @@
+// WITH_RUNTIME
+// WITH_COROUTINES
+import kotlin.coroutines.*
+import kotlin.coroutines.intrinsics.SUSPENDED_MARKER
+import kotlin.coroutines.intrinsics.suspendCoroutineOrReturn
+
+class OkDelegate {
+    operator fun getValue(receiver: Any?, property: Any?): String = "OK"
+}
+
+suspend fun <T> suspendWithValue(value: T): T = suspendCoroutineOrReturn { c ->
+    c.resume(value)
+    SUSPENDED_MARKER
+}
+
+fun launch(c: suspend () -> String): String {
+    var result: String = "fail: result not assigned"
+    c.startCoroutine(handleResultContinuation { value ->
+        result = value
+    })
+    return result
+}
+
+fun box(): String {
+    return launch {
+        val ok by OkDelegate()
+        ok
+    }
+}