chore(deps): Bump safetensors from 0.4.5 to 0.7.0

Bumps [safetensors](https://github.com/huggingface/safetensors) from 0.4.5 to 0.7.0.
- [Release notes](https://github.com/huggingface/safetensors/releases)
- [Changelog](https://github.com/huggingface/safetensors/blob/main/RELEASE.md)
- [Commits](huggingface/safetensors@v0.4.5...v0.7.0)

---
updated-dependencies:
- dependency-name: safetensors
  dependency-version: 0.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -129,7 +129,7 @@ hf-hub = { version = "0.4", optional = true, default-features = false, features
 dirs = { version = "6.0", optional = true }
 
 # SafeTensors format parsing (optional, for HF model comparison)
-safetensors = { version = "0.4", optional = true }
+safetensors = { version = "0.7", optional = true }
 
 [dev-dependencies]
 proptest = "1.6"