Fix typos (elixir-wallaby#621)

Author: kianmeng

CHANGELOG.md

@@ -241,7 +241,7 @@ Other goodies include improved test helpers, a cookies API and handling for JS-d
 - Removed deprecated versions of `text`
 - Removed deprecated `click_link`
 - Removed deprecated `click_button`
-- Removed depreacted `choose`
+- Removed deprecated `choose`
 
 ### Features
 

integration_test/cases/browser/button_up_test.exs

@@ -20,7 +20,7 @@ defmodule Wallaby.Integration.Browser.ButtonUpTest do
     end
   end
 
-  describe "button_down/2 releases previously held mouse button if cursor is moved from the position where the buton was pressed" do
+  describe "button_down/2 releases previously held mouse button if cursor is moved from the position where the button was pressed" do
     test "for left button", %{page: page} do
       move_cursor_then_button_up_test(page, :left, "Left")
     end

test/support/utils.ex

@@ -4,7 +4,7 @@ defmodule Wallaby.TestSupport.Utils do
   """
 
   @doc """
-  Repeatedly execute a closure, with a timeout. Useful for assertions that are relying on asyncronous operations.
+  Repeatedly execute a closure, with a timeout. Useful for assertions that are relying on asynchronous operations.
   """
   def attempt_with_timeout(doer, timeout \\ 100),
     do: attempt_with_timeout(doer, now_in_milliseconds(), timeout)

test/wallaby/http_client_test.exs

@@ -56,7 +56,7 @@ defmodule Wallaby.HTTPClientTest do
     end
 
     test "with an obscure status code", %{bypass: bypass} do
-      expected_message = "message from an obsure error"
+      expected_message = "message from an obscure error"
 
       Bypass.expect(bypass, fn conn ->
         send_json_resp(conn, 200, %{