feat: add zksync_tee_prover and container to nix (matter-labs#2403)

```
$ nix build -L .#tee_prover
$ nix build -L .#container-tee_prover-dcap
$ nix build -L .#container-tee_prover-azure
$ export IMAGE_TAG=$(docker load < result | grep -Po 'Loaded image.*: \K.*')

$ docker run -i --env GRAMINE_DIRECT=1 --env TEE_API_URL="http://127.0.0.1:3320" --privileged --init $IMAGE_TAG
```

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Signed-off-by: Harald Hoyer <[email protected]>

core/bin/zksync_tee_prover/Cargo.toml

@@ -1,6 +1,5 @@
 [package]
 name = "zksync_tee_prover"
-description = "ZKsync TEE prover"
 version = "0.1.0"
 edition.workspace = true
 authors.workspace = true