fix wakeupWord syntax

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@jambonz/verb-specifications",
-  "version": "0.0.7",
+  "version": "0.0.10",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@jambonz/verb-specifications",
-      "version": "0.0.7",
+      "version": "0.0.10",
       "license": "MIT",
       "dependencies": {
         "debug": "^4.3.4",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@jambonz/verb-specifications",
-  "version": "0.0.9",
+  "version": "0.0.10",
   "description": "Jambonz Verb Specification Utilities",
   "main": "index.js",
   "scripts": {

specs.json

@@ -723,7 +723,7 @@
       "inlineWordset": "string",
       "builtin": "string",
       "inlineGrammar": "string",
-      "wakeupWord": "[string]",
+      "wakeupWord": ["string"],
       "weightName": {
         "type": "string",
         "enum": [