chore(deps): update dependency @google-cloud/common to ^0.26.0 (#198)

Author: renovate[bot]

handwritten/nodejs-logging-winston/package.json

@@ -82,7 +82,7 @@
     "winston-transport": "^4.2.0"
   },
   "devDependencies": {
-    "@google-cloud/common": "^0.25.0",
+    "@google-cloud/common": "^0.26.0",
     "@google-cloud/nodejs-repo-tools": "^2.3.0",
     "@types/glob": "^7.0.0",
     "@types/is": "0.0.20",