Upgrade: Bump bunyan from 1.8.14 to 1.8.15 (#232)

Bumps [bunyan](https://github.com/trentm/node-bunyan) from 1.8.14 to 1.8.15.
- [Release notes](https://github.com/trentm/node-bunyan/releases)
- [Changelog](https://github.com/trentm/node-bunyan/blob/1.8.15/CHANGES.md)
- [Commits](trentm/node-bunyan@1.8.14...1.8.15)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: DeepaliAloori <71791564+DeepaliAloori@users.noreply.github.com>

package.json

@@ -39,7 +39,7 @@
     "@razee/kubernetes-util": "^0.1.6",
     "JSONStream": "^1.3.5",
     "agentkeepalive": "^4.1.3",
-    "bunyan": "^1.8.14",
+    "bunyan": "^1.8.15",
     "fs-extra": "^9.0.1",
     "object-hash": "^2.0.3",
     "object-path": "^0.11.5",