Remove update-notifier

Fixes #91

package.json

@@ -45,14 +45,12 @@
 		"globby": "^11.0.1",
 		"meow": "^9.0.0",
 		"path-exists": "^4.0.0",
-		"read-pkg-up": "^7.0.0",
-		"update-notifier": "^4.1.0"
+		"read-pkg-up": "^7.0.0"
 	},
 	"devDependencies": {
 		"@ava/typescript": "^1.1.1",
 		"@types/node": "^14.0.0",
 		"@types/react": "^16.9.2",
-		"@types/update-notifier": "^4.1.0",
 		"ava": "^3.8.2",
 		"cpy-cli": "^3.0.0",
 		"del-cli": "^3.0.0",

source/cli.ts

@@ -1,6 +1,5 @@
 #!/usr/bin/env node
 import * as meow from 'meow';
-import * as updateNotifier from 'update-notifier';
 import formatter from './lib/formatter';
 import tsd from './lib';
 
@@ -18,8 +17,6 @@ const cli = meow(`
 `);
 
 (async () => {	// tslint:disable-line:no-floating-promises
-	updateNotifier({pkg: cli.pkg as updateNotifier.Package}).notify();
-
 	try {
 		const options = cli.input.length > 0 ? {cwd: cli.input[0]} : undefined;