chore(deps): update dependency babel-minify to v0.5.2

Author: renovate[bot]

experiments/guess-static-sites/package.json

@@ -21,7 +21,7 @@
   },
   "devDependencies": {
     "babel-cli": "6.26.0",
-    "babel-minify": "0.5.1",
+    "babel-minify": "0.5.2",
     "babel-preset-es2015": "6.24.1",
     "babel-preset-minify": "0.5.1",
     "chai": "4.3.0",