removes cross-env dependency

Author: austintoddj

package.json

@@ -11,7 +11,6 @@
         "axios": "^0.21.1",
         "bootstrap": "^4.6.0",
         "chart.js": "^2.9.4",
-        "cross-env": "^7.0.3",
         "filepond": "^4.25.1",
         "filepond-plugin-file-validate-size": "^2.2.1",
         "filepond-plugin-file-validate-type": "^1.2.5",