Update package.json

Remove "boilerplate" to allow easer fire-and-forget find and replace

package.json

@@ -1,6 +1,6 @@
 {
   "name": "template-for-work-items",
-  "description": "DIF template-for-work-items (boilerplate) specification",
+  "description": "DIF template-for-work-items specification",
   "version": "0.0.1",
   "homepage": "http://identity.foundation/template-for-work-items",
   "license": "Apache 2",