Don't use trailing slash

Author: WesCossick

demo/package.json

@@ -12,7 +12,7 @@
 		"@types/react-dom": "^16.9.0",
 		"prettier": "^1.19.1",
 		"react": "^16.12.0",
-		"react-accessible-dropdown-menu-hook": "link:../",
+		"react-accessible-dropdown-menu-hook": "link:..",
 		"react-dom": "^16.12.0",
 		"react-scripts": "3.3.0",
 		"typescript": "~3.7.2"

demo/yarn.lock

@@ -8252,7 +8252,7 @@ raw-body@2.4.0:
     iconv-lite "0.4.24"
     unpipe "1.0.0"
 
-"react-accessible-dropdown-menu-hook@link:../":
+"react-accessible-dropdown-menu-hook@link:..":
   version "0.0.0"
   uid ""