Bump basic-ftp from 5.1.0 to 5.2.0 in /backend

Bumps [basic-ftp](https://github.com/patrickjuchli/basic-ftp) from 5.1.0 to 5.2.0.
- [Release notes](https://github.com/patrickjuchli/basic-ftp/releases)
- [Changelog](https://github.com/patrickjuchli/basic-ftp/blob/master/CHANGELOG.md)
- [Commits](https://github.com/patrickjuchli/basic-ftp/compare/v5.1.0...v5.2.0)

---
updated-dependencies:
- dependency-name: basic-ftp
  dependency-version: 5.2.0
  dependency-type: indirect
...

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

backend/yarn.lock

@@ -401,9 +401,9 @@ base64-js@^1.3.1:
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
 
 basic-ftp@^5.0.2:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/basic-ftp/-/basic-ftp-5.1.0.tgz#00eb8128ce536aa697c45716c739bf38e8d890f5"
-  integrity sha512-RkaJzeJKDbaDWTIPiJwubyljaEPwpVWkm9Rt5h9Nd6h7tEXTJ3VB4qxdZBioV7JO5yLUaOKwz7vDOzlncUsegw==
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/basic-ftp/-/basic-ftp-5.2.0.tgz#7c2dff63c918bde60e6bad1f2ff93dcf5137a40a"
+  integrity sha512-VoMINM2rqJwJgfdHq6RiUudKt2BV+FY5ZFezP/ypmwayk68+NzzAQy4XXLlqsGD4MCzq3DrmNFD/uUmBJuGoXw==
 
 batchflow@^0.4.0:
   version "0.4.0"