Bump source-map-support from 0.5.3 to 0.5.4

Bumps [source-map-support](https://github.com/evanw/node-source-map-support) from 0.5.3 to 0.5.4.
- [Release notes](https://github.com/evanw/node-source-map-support/releases)
- [Commits](evanw/node-source-map-support@v0.5.3...v0.5.4)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

package-lock.json

@@ -86,7 +86,7 @@
     "redux-devtools-log-monitor": "^1.4.0",
     "redux-logger": "^3.0.6",
     "shebang-loader": "0.0.1",
-    "source-map-support": "^0.5.3",
+    "source-map-support": "^0.5.4",
     "style-loader": "^0.20.1",
     "uglifyjs-webpack-plugin": "^1.2.0",
     "webpack": "~4.1.0",