doc: fix small environment_variables typo

PR-URL: nodejs/node#62279
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: René <contact.9a5d6388@renegade334.me.uk>

Author: chohner

doc/api/environment_variables.md

@@ -145,7 +145,7 @@ There following two functions allow you to directly interact with `.env` files:
 
 * [`process.loadEnvFile`][] loads an `.env` file and populates `process.env` with its variables
 
-* [`util.parseEnv`][] parses the row content of an `.env` file and returns its value in an object
+* [`util.parseEnv`][] parses the raw content of an `.env` file and returns its value in an object
 
 [CLI Environment Variables documentation]: cli.md#environment-variables_1
 [`--env-file-if-exists=file`]: cli.md#--env-file-if-existsfile