Update XLA dependency to use revision

http://github.com/openxla/xla/commit/cebb50cc77915aaf16e76b10d78e4c3deb955939.

PiperOrigin-RevId: 695127776

Author: Google-ML-Automation

third_party/xla/workspace.bzl

@@ -21,8 +21,8 @@ load("//third_party:repo.bzl", "tf_http_archive", "tf_mirror_urls")
 #    curl -L https://github.com/openxla/xla/archive/<git hash>.tar.gz | sha256sum
 #    and update XLA_SHA256 with the result.
 
-XLA_COMMIT = "290673692ae80faf3128b6642bd8727f8527cb12"
-XLA_SHA256 = "56ea1710da3730e86fddd2c605fee3d2009c5a8fb87ca1a6b2190b808fe085fb"
+XLA_COMMIT = "cebb50cc77915aaf16e76b10d78e4c3deb955939"
+XLA_SHA256 = "e4be11c05a6b59e8a090e6205d34f138f889826b74113633822fd11b65258668"
 
 def repo():
     tf_http_archive(