fix: update composer file to correct linting error (#229)

Author: laurelfulford

composer.json

@@ -1,6 +1,6 @@
 {
-  "name": "automattic/newspack-new-plugin-boilerplate",
-  "description": "A new thing.",
+  "name": "automattic/newspack-sponsors",
+  "description": "Add sponsors and sponsor info to posts. Allows special visual treatment for sponsored content.",
   "type": "wordpress-plugin",
   "require": {
   },
@@ -25,5 +25,10 @@
         "cat $1 | ./node_modules/.bin/newspack-scripts commitlint"
       ]
     }
+  },
+  "config": {
+    "allow-plugins": {
+      "dealerdirect/phpcodesniffer-composer-installer": true
+    }
   }
 }