chore: add prop-types as dep

Author: nzambello

package.json

@@ -48,6 +48,7 @@
     "jest": "^25.1.0",
     "jest-axe": "^3.4.0",
     "prettier": "^1.19.1",
+    "prop-types": "^15.7.2",
     "react": "^16.13.0",
     "react-dom": "^16.13.0",
     "react-test-renderer": "^16.13.0",

yarn.lock

@@ -20275,6 +20275,7 @@ __metadata:
     jest-axe: ^3.4.0
     papaparse: ^5.3.0
     prettier: ^1.19.1
+    prop-types: ^15.7.2
     react: ^16.13.0
     react-dom: ^16.13.0
     react-test-renderer: ^16.13.0