doc: tidy some addons.md text

PR-URL: #34654
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Trivikram Kamat <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>

Author: Trott

doc/api/addons.md

@@ -258,14 +258,14 @@ void AddEnvironmentCleanupHook(v8::Isolate* isolate,
 ```
 
 This function adds a hook that will run before a given Node.js instance shuts
-down. If necessary, such hooks can be removed using
-`RemoveEnvironmentCleanupHook()` before they are run, which has the same
-signature. Callbacks are run in last-in first-out order.
+down. If necessary, such hooks can be removed before they are run using
+`RemoveEnvironmentCleanupHook()`, which has the same signature. Callbacks are
+run in last-in first-out order.
 
 If necessary, there is an additional pair of `AddEnvironmentCleanupHook()`
 and `RemoveEnvironmentCleanupHook()` overloads, where the cleanup hook takes a
 callback function. This can be used for shutting down asynchronous resources,
-for example any libuv handles registered by the addon.
+such as any libuv handles registered by the addon.
 
 The following `addon.cc` uses `AddEnvironmentCleanupHook`: