chore: remove dead code (#18370)

lib/browser/api/web-contents.js

@@ -354,9 +354,6 @@ WebContents.prototype._init = function () {
     app.emit('renderer-process-crashed', event, this, ...args)
   })
 
-  deprecate.event(this, 'did-get-response-details', '-did-get-response-details')
-  deprecate.event(this, 'did-get-redirect-request', '-did-get-redirect-request')
-
   // The devtools requests the webContents to reload.
   this.on('devtools-reload-page', function () {
     this.reload()