lib: change wording in lib/internal/child_process comment

Change the wording to make the language more Inclusive.

PR-URL: #37903
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Pooja D P <Pooja.D.P@ibm.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: marsonya

lib/internal/child_process.js

@@ -727,7 +727,7 @@ function setupChannel(target, channel, serializationMode) {
     // Non-serializable messages should not reach the remote
     // end point; as any failure in the stringification there
     // will result in error message that is weakly consumable.
-    // So perform a sanity check on message prior to sending.
+    // So perform a final check on message prior to sending.
     if (typeof message !== 'string' &&
         typeof message !== 'object' &&
         typeof message !== 'number' &&