Bump cypress-file-upload from 5.0.3 to 5.0.6 in /packages/webapp

Bumps [cypress-file-upload](https://github.com/abramenal/cypress-file-upload) from 5.0.3 to 5.0.6.
- [Release notes](https://github.com/abramenal/cypress-file-upload/releases)
- [Commits](https://github.com/abramenal/cypress-file-upload/compare/v5.0.3...v5.0.6)

Signed-off-by: dependabot[bot] <support@github.com>

packages/webapp/package.json

@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "cypress": "^7.1.0",
-    "cypress-file-upload": "5.0.3",
+    "cypress-file-upload": "5.0.7",
     "eslint": "7.26.0",
     "eslint-config-prettier": "8.2.0",
     "eslint-plugin-cypress": "2.11.2",