deps: upgrade `nock` to v13

package.json

@@ -109,7 +109,6 @@
     "minimist": "^1.2.5",
     "mkdirp": "0.5.1",
     "multi-glob": "1.0.2",
-    "nock": "9.6.1",
     "nodemon": "1.19.4",
     "npm-auth-to-token": "1.0.0",
     "npm-packlist": "1.4.8",

packages/@uppy/xhr-upload/package.json

@@ -29,7 +29,7 @@
     "cuid": "^2.1.1"
   },
   "devDependencies": {
-    "nock": "9.6.1"
+    "nock": "^13.1.0"
   },
   "peerDependencies": {
     "@uppy/core": "^1.0.0"