chore: adapt eslint config for ava from d.c.c

.eslintrc.json

@@ -9,6 +9,12 @@
         "ecmaVersion": 2018,
         "sourceType": "module"
       }
+    },
+    {
+      "files": ["tests/**/*.test.js"],
+      "rules": {
+        "node/no-unpublished-require": 0
+      }
     }
   ],
   "rules": {

ava.config.js

@@ -1,3 +1,3 @@
-module.exports = {
+export default {
   files: ['tests/**/*.test.js'],
 };

package.json

@@ -24,7 +24,6 @@
   "dependencies": {
     "@imgix/js-core": "^3.1.3",
     "@justinribeiro/lite-youtube": "^0.9.1",
-    "ava": "^4.3.3",
     "browser-media-mime-type": "^1.0.0",
     "common-tags": "^1.8.0",
     "lit-element": "^2.5.1",
@@ -33,11 +32,13 @@
     "striptags": "^3.1.1"
   },
   "devDependencies": {
+    "@ava/babel": "^2.0.0",
     "@babel/core": "^7.13.15",
     "@babel/eslint-parser": "^7.13.14",
     "@types/common-tags": "^1.8.0",
     "@types/node": "^14.11.2",
-    "eslint-plugin-ava": "^13.2.0",
+    "ava": "^3.12.1",
+    "eslint-plugin-ava": "^12.0.0",
     "gts": "^3.1.0",
     "npm-run-all": "^4.1.5",
     "typescript": "^4.0.3"