Fix a few typos (#11342)

Author: optikfluffel

lib/elixir/lib/code/fragment.ex

@@ -442,7 +442,7 @@ defmodule Code.Fragment do
   `do` would always be a keyword.
 
   The `position` contains both the `line` and `column`, both starting
-  with the index of 1. The column must preceed the surrounding expression.
+  with the index of 1. The column must precede the surrounding expression.
   For example, the expression `foo`, will return something for the columns
   1, 2, and 3, but not 4:
 

lib/elixir/lib/enum.ex

@@ -81,7 +81,7 @@ defprotocol Enumerable do
   The caller is then responsible of managing the continuation and the
   caller must always call the continuation, eventually halting or continuing
   until the end. `Enum.zip/2` uses suspension, so it can be used to test
-  whether your implementation handles suspension corectly. You can also use
+  whether your implementation handles suspension correctly. You can also use
   `Stream.zip/2` with `Enum.take_while/2` to test the combination of
   `:suspend` with `:halt`.
   """

lib/elixir/lib/module/types/of.ex

@@ -327,7 +327,7 @@ defmodule Module.Types.Of do
     %{context | warnings: [{__MODULE__, warning, location} | context.warnings]}
   end
 
-  ## Warning formating
+  ## Warning formatting
 
   def format_warning({:undefined_module, module, fun, arity}) do
     [

lib/elixir/test/elixir/protocol_test.exs

@@ -201,7 +201,7 @@ defmodule ProtocolTest do
     assert Multi.test(:a) == :a
   end
 
-  test "defimpl without :for option when ouside a module" do
+  test "defimpl without :for option when outside a module" do
     msg = "defimpl/3 expects a :for option when declared outside a module"
 
     assert_raise ArgumentError, msg, fn ->

lib/ex_unit/lib/ex_unit/runner.ex

@@ -134,7 +134,7 @@ defmodule ExUnit.Runner do
   # sigquit next.
   #
   # Otherwise, whenever a module has finished executing, update
-  # the runnig modules and attempt to spawn new ones.
+  # the running modules and attempt to spawn new ones.
   defp wait_until_available(config, running) do
     receive do
       {ref, pid, :sigquit} ->