test,net: remove scatological terminology

PR-URL: #16599
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>

lib/net.js

@@ -256,7 +256,7 @@ function afterShutdown(status, handle, req) {
 // if the writable side has ended already, then clean everything
 // up.
 function onSocketEnd() {
-  // XXX Should not have to do as much crap in this function.
+  // XXX Should not have to do as much in this function.
   // ended should already be true, since this is called *after*
   // the EOF errno and onread has eof'ed
   debug('onSocketEnd', this._readableState);