pip: bump ray from 2.54.1 to 2.55.0 (#1965)

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Author: dependabot[bot]

tests/requirements.txt

@@ -11,7 +11,7 @@ numpy==2.4.4
 scikit-learn==1.7.2
 lmdb==1.6.2
 pymatgen==v2026.3.23
-ray[serve]==2.54.1
+ray[serve]==2.55.0
 ipykernel==7.2.0
 jupyter_book==2.1.4
 pytest-xdist==3.8.0