* libsupc++/initializer_list: Fix typos.

From-SVN: r198248

libstdc++-v3/libsupc++/initializer_list

@@ -81,7 +81,7 @@ namespace std
 
   /**
    *  @brief  Return an iterator pointing to the first element of
-   *          the initilizer_list.
+   *          the initializer_list.
    *  @param  __ils  Initializer list.
    */
   template<class _Tp>
@@ -91,7 +91,7 @@ namespace std
 
   /**
    *  @brief  Return an iterator pointing to one past the last element
-   *          of the initilizer_list.
+   *          of the initializer_list.
    *  @param  __ils  Initializer list.
    */
   template<class _Tp>