For the sake of performance and simplicity, remove this seemingly useless
license header. It's related to LibreJS which we already pretty much
killed of in an earlier commit [1]. Initially added in [2]. Note that
the StaticUrlPrefix here was never actually correctly resolved and has
rendered including the template fences.
[1] https://github.com/go-gitea/gitea/pull/11810
[2] a915a09e4f
Co-authored-by: techknowlogick <techknowlogick@gitea.io>
983cbb2c9f