[Dev Deps] update aud, eslint

Author: ljharb

package.json

@@ -42,12 +42,12 @@
     },
     "devDependencies": {
         "array.prototype.flatmap": "^1.2.4",
-        "aud": "^1.1.4",
+        "aud": "^1.1.5",
         "concat-stream": "^1.6.2",
         "eclint": "^2.8.1",
         "ecstatic": "^4.1.4",
         "es-value-fixtures": "^1.2.1",
-        "eslint": "^7.20.0",
+        "eslint": "^7.25.0",
         "falafel": "^2.2.4",
         "js-yaml": "^3.14.0",
         "tap": "^8.0.1",