move the auto config to .autorc from individual package.json files

Author: turkycat

.autorc

@@ -0,0 +1,12 @@
+{
+  "author": {
+    "name": "swan-app-bot",
+    "email": "github.swan-app-bot@swanbitcoin.com"
+  },
+  "plugins": [
+    "npm",
+    "all-contributors",
+    "conventional-commits",
+    "first-time-contributor"
+  ]
+}

packages/xpub-lib/package.json

@@ -61,13 +61,5 @@
     "jest": "^26.4.2",
     "livereload": "^0.9.1",
     "nodemon": "^2.0.4"
-  },
-  "auto": {
-    "plugins": [
-      "npm",
-      "all-contributors",
-      "conventional-commits",
-      "first-time-contributor"
-    ]
   }
 }