[Dev Deps] update eslint, @ljharb/eslint-config, auto-changelog…

…, `tape`; add `aud`

package.json

@@ -13,7 +13,7 @@
 		"pretest": "npm run lint",
 		"tests-only": "node --harmony --es-staging test",
 		"test": "npm run tests-only",
-		"posttest": "npx aud",
+		"posttest": "npx aud --production",
 		"coverage": "covert test/index.js",
 		"lint": "eslint .",
 		"eccheck": "eclint check *.js **/*.js > /dev/null",
@@ -34,17 +34,17 @@
 	],
 	"dependencies": {},
 	"devDependencies": {
-		"@ljharb/eslint-config": "^16.0.0",
-		"aud": "^1.1.1",
-		"auto-changelog": "^2.0.0",
+		"@ljharb/eslint-config": "^17.2.0",
+		"aud": "^1.1.2",
+		"auto-changelog": "^2.2.0",
 		"covert": "^1.1.1",
 		"eclint": "^2.8.1",
-		"eslint": "^6.8.0",
+		"eslint": "^7.7.0",
 		"foreach": "^2.0.5",
 		"indexof": "^0.0.1",
 		"is": "^3.3.0",
 		"safe-publish-latest": "^1.1.4",
-		"tape": "^5.0.0-next.5"
+		"tape": "^5.0.1"
 	},
 	"testling": {
 		"files": "test/index.js",

test/index.js

@@ -1,7 +1,7 @@
 'use strict';
 
 var test = require('tape');
-var isString = require('..');
+var isString = require('../');
 var hasSymbols = typeof Symbol === 'function' && typeof Symbol('') === 'symbol';
 
 test('not Strings', function (t) {