Upgrade escape-string-regexp dependency

Remove unneeded types package.

Author: wimpyprogrammer

package.json

@@ -47,7 +47,6 @@
     "@babel/core": "^7.5.5",
     "@babel/preset-env": "^7.5.5",
     "@babel/preset-typescript": "^7.5.5",
-    "@types/escape-string-regexp": "^1.0.0",
     "@types/jest": "^26.0.0",
     "@types/jest-when": "^2.7.0",
     "@typescript-eslint/eslint-plugin": "^2.2.0",
@@ -73,7 +72,7 @@
     "webpack-nano": "^1.1.1"
   },
   "dependencies": {
-    "escape-string-regexp": "^1.0.0"
+    "escape-string-regexp": "^4.0.0"
   },
   "snyk": true
 }