Fix inlining of tail call suspend function

When inlining tail-call suspend function to regular
suspend function in JS BE, don't forget to insert suspension point.
See KT-16951

compiler/testData/codegen/box/coroutines/tailOperations/tailInlining.kt

@@ -0,0 +1,53 @@
+// IGNORE_BACKEND: NATIVE
+// WITH_RUNTIME
+// WITH_COROUTINES
+import kotlin.coroutines.experimental.*
+
+fun box(): String {
+    async {
+        val a = foo(23)
+        log(a)
+        val b = foo(42)
+        log(b)
+    }
+    while (!finished) {
+        log("--")
+        proceed()
+    }
+
+    if (result != "suspend:23;--;23;suspend:42;--;42;--;done;") return "fail: $result"
+
+    return "OK"
+}
+
+var result = ""
+
+fun log(message: Any) {
+    result += "$message;"
+}
+
+var proceed: () -> Unit = { }
+var finished = false
+
+suspend fun bar(x: Int): Int = suspendCoroutine { c ->
+    log("suspend:$x")
+    proceed = { c.resume(x) }
+}
+
+inline suspend fun foo(x: Int) = bar(x)
+
+fun async(a: suspend () -> Unit) {
+    a.startCoroutine(object : Continuation<Unit> {
+        override fun resume(value: Unit) {
+            proceed = {
+                log("done")
+                finished = true
+            }
+        }
+
+        override fun resumeWithException(e: Throwable) {
+        }
+
+        override val context = EmptyCoroutineContext
+    })
+}