add stealthy-require dep to please yarn

Author: SimenB

package.json

@@ -72,6 +72,7 @@
     "rimraf": "^3.0.0",
     "semver": "^7.3.2",
     "slash": "^3.0.0",
+    "stealthy-require": "^1.1.1",
     "string-length": "^4.0.1",
     "strip-ansi": "^6.0.0",
     "tempy": "^1.0.0",

yarn.lock

@@ -17242,6 +17242,7 @@ fsevents@^1.2.7:
     rimraf: ^3.0.0
     semver: ^7.3.2
     slash: ^3.0.0
+    stealthy-require: ^1.1.1
     string-length: ^4.0.1
     strip-ansi: ^6.0.0
     tempy: ^1.0.0