Strawberry shake generating duplicate members when multiple File Inputs exist on the same type

[BickelLukas]

Product

Strawberry Shake

Version

15.1.14

Link to minimal reproduction

https://github.com/BickelLukas/Hot-chocolate-File-repro

Steps to reproduce

Checkout the repro and try to build. The build fails with
Type 'CreateTaskMutation' already defines a member called 'MapFilesFromTypeFileUpload' with the same parameter types and A local variable or function named 'u' is already defined in this scope in the generated code

What is expected?

The method should only be generated once and the build should work

What is actually happening?

Errors in the generated code

Relevant log output

Additional context

No response