fix(deps): update samples dependency @google-cloud/logging-bunyan to ^0.9.0 (#137)

Author: renovate[bot]

handwritten/logging-bunyan/samples/package.json

@@ -13,7 +13,7 @@
     "test": "npm run system-test"
   },
   "dependencies": {
-    "@google-cloud/logging-bunyan": "^0.8.2",
+    "@google-cloud/logging-bunyan": "^0.9.0",
     "express": "^4.16.3",
     "bunyan": "^1.8.12",
     "yargs": "^12.0.0"