Refactor, mapOnSuspend to use awaitAll

Author: Pluu

core-android/src/main/java/com/pluu/utils/coroutines/mapOnSuspend.kt

@@ -1,10 +1,11 @@
 package com.pluu.utils.coroutines
 
 import kotlinx.coroutines.async
+import kotlinx.coroutines.awaitAll
 import kotlinx.coroutines.coroutineScope
 
 // 참고 1. https://github.com/Kotlin/coroutines-examples/blob/master/examples/suspendingSequence/suspendingSequence.kt
 // 참고 2. https://jivimberg.io/blog/2018/05/04/parallel-map-in-kotlin/
 suspend fun <A, B> Iterable<A>.mapOnSuspend(f: suspend (A) -> B): List<B> = coroutineScope {
-    map { async { f(it) } }.map { it.await() }
+    map { async { f(it) } }.awaitAll()
 }