doc: fix typo in n-api.md

This commit fixes what I think is a typo, even though the section in
question does talk about a environment (env).

PR-URL: #33319
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Gabriel Schulhof <gabriel.schulhof@intel.com>

doc/api/n-api.md

@@ -369,7 +369,7 @@ Native addons may need to allocate global state of which they make use during
 their entire life cycle such that the state must be unique to each instance of
 the addon.
 
-To this env, N-API provides a way to allocate data such that its life cycle is
+To this end, N-API provides a way to allocate data such that its life cycle is
 tied to the life cycle of the Agent.
 
 ### napi_set_instance_data