Ignore ESM-only dependencies in import/no-unresolved

.eslintrc.json

@@ -13,7 +13,7 @@
     "prettier/prettier": 2,
     "ava/no-ignored-test-files": 0,
     "ava/no-import-test-files": 0,
-    "import/no-unresolved": 2,
+    "import/no-unresolved": [2, { "ignore": ["ava", "got"] }],
     "import/no-unused-modules": 2,
     "import/order": [2, { "newlines-between": "never" }]
   }