fix(cli): make cdk docs open the new API reference (#2633)

Point `cdk docs` to the new URL for docs.

Author: rix0rrr

packages/aws-cdk/lib/commands/docs.ts

@@ -26,8 +26,7 @@ export function handler(args: yargs.Arguments) {
 }
 
 export async function realHandler(options: CommandOptions): Promise<number> {
-  const docVersion = require('../../package.json').version;
-  const url = `https://awslabs.github.io/aws-cdk/versions/${docVersion}/`;
+  const url = `https://docs.aws.amazon.com/cdk/api/latest/`;
   print(colors.green(url));
   const browserCommand = (options.args.browser as string).replace(/%u/g, url);
   debug(`Opening documentation ${colors.green(browserCommand)}`);