Update mdbreact to v.5.1.0

Author: Krzysztof Wilk

package.json

@@ -42,7 +42,6 @@
     "classnames": "2.2.6",
     "focus-trap-react": "^6.0.0",
     "material-ui-pickers": "2.2.4",
-    "moment": "2.24.0",
     "perfect-scrollbar": "1.5.0",
     "popper.js": "^1.16.0",
     "prop-types": "15.7.2",