Applying package updates.

api-demo/package.json

@@ -5,7 +5,7 @@
   "description": "A code sample that illustrates usage of the API for @microsoft/tsdoc",
   "license": "MIT",
   "dependencies": {
-    "@microsoft/tsdoc": "0.12.2",
+    "@microsoft/tsdoc": "0.12.3",
     "@types/node": "10.7.1",
     "colors": "~1.3.2"
   },

playground/package.json

@@ -9,7 +9,7 @@
     "start": "node node_modules/webpack-dev-server/bin/webpack-dev-server --config webpack.dev.config.js --open"
   },
   "dependencies": {
-    "@microsoft/tsdoc": "0.12.2",
+    "@microsoft/tsdoc": "0.12.3",
     "@types/react": "16.4.18",
     "@types/react-dom": "16.0.9",
     "promise": "8.0.1",

tsdoc/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@microsoft/tsdoc",
-  "version": "0.12.2",
+  "version": "0.12.3",
   "description": "A parser for the TypeScript doc comment syntax",
   "keywords": [
     "TypeScript",