Try to fix tests by adding correct version of puppeteer, because newest puppeteer did not work.

Thanks to xet7 !

package-lock.json

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-      "integrity": "sha512-mlExGW4w71ebDJviH16lQLtZS32VKqsSfk80GCfUlwT/4/hNRFsoscrF/c++9xinkMzECL1uL9DDwXqFWkruPg==",
-      "dev": true,
-      "requires": {
-        "buffer": "^5.2.1",
-        "through": "^2.3.8"
-      }
-    },
     "unzipper": {
       "version": "0.10.11",
       "resolved": "https://registry.npmjs.org/unzipper/-/unzipper-0.10.11.tgz",
@@ -3653,32 +3649,19 @@
         "extsprintf": "^1.2.0"
       }
     },
-    "webidl-conversions": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
-      "integrity": "sha1-JFNCdeKnvGvnvIZhHMFq4KVlSHE=",
-      "dev": true
-    },
-    "whatwg-url": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
-      "integrity": "sha1-lmRU6HZUYuN2RNNib2dCzotwll0=",
-      "dev": true,
-      "requires": {
-        "tr46": "~0.0.3",
-        "webidl-conversions": "^3.0.0"
-      }
-    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "ws": {
-      "version": "8.2.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.3.tgz",
-      "integrity": "sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA==",
-      "dev": true
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz",
+      "integrity": "sha512-zmhltoSR8u1cnDsD43TX59mzoMZsLKqUweyYBAIvTngR3shc0W6aOZylZmq/7hqyVxPdi+5Ud2QInblgyE72fw==",
+      "dev": true,
+      "requires": {
+        "async-limiter": "~1.0.0"
+      }
     },
     "xmlchars": {
       "version": "2.2.0",

package.json

@@ -16,7 +16,7 @@
     "babel-plugin-istanbul": "^6.1.1",
     "chai": "^4.3.4",
     "flatted": "^3.2.2",
-    "puppeteer": "^13.1.2",
+    "puppeteer": "^1.20.0",
     "sinon": "^11.1.2"
   },
   "dependencies": {