lib: fix typo in comments in module.js

A minor typo in comments, no logic changes.

PR-URL: #12528
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: David Cai <davidcai1993@yahoo.com>
Reviewed-By: Jeremy Whitlock <jwhitlock@apache.org>

lib/module.js

@@ -250,8 +250,8 @@ if (process.platform === 'win32') {
       // The path segment separator check ('\' and '/') was used to get
       // node_modules path for every path segment.
       // Use colon as an extra condition since we can get node_modules
-      // path for dirver root like 'C:\node_modules' and don't need to
-      // parse driver name.
+      // path for drive root like 'C:\node_modules' and don't need to
+      // parse drive name.
       if (code === 92/*\*/ || code === 47/*/*/ || code === 58/*:*/) {
         if (p !== nmLen)
           paths.push(from.slice(0, last) + '\\node_modules');