rollup-plugin-terser bump

Author: jeffposnick

package-lock.json

@@ -100,7 +100,7 @@
     "require-dir": "^1.2.0",
     "rollup": "^1.31.0",
     "rollup-plugin-babel": "^4.3.3",
-    "rollup-plugin-terser": "^5.2.0",
+    "rollup-plugin-terser": "^5.3.1",
     "rollup-plugin-typescript2": "^0.25.3",
     "selenium-assistant": "^6.1.0",
     "semver": "^7.1.2",