Update CommonPool.kt

Typo.
diff --git a/core/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/CommonPool.kt b/core/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/CommonPool.kt
index 63637f3..a151076 100644
--- a/core/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/CommonPool.kt
+++ b/core/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/CommonPool.kt
@@ -39,7 +39,7 @@
      * Name of the property that controls default parallelism level of [CommonPool].
      * If the property is not specified, `Runtime.getRuntime().availableProcessors() - 1` will be used instead (or `1` for single-core JVM).
      * Note that until Java 10, if an application is run within a container,
-     * `Runtime.getRuntime().availableProcessors()` is not aware of container constraints and will return real number of cores.
+     * `Runtime.getRuntime().availableProcessors()` is not aware of container constraints and will return the real number of cores.
      */
     public const val DEFAULT_PARALLELISM_PROPERTY_NAME = "kotlinx.coroutines.default.parallelism"