Update com_google_riegeli digest to b46bebb

Author: renovate-bot

bazel/zetasql_deps_step_2.bzl

@@ -187,9 +187,9 @@ py_library(
             http_archive(
                 name = "com_google_riegeli",
                 # Commit from 2022-02-16
-                url = "https://github.com/google/riegeli/archive/934428f44a6d120cb6c065315c788aa3a1be6b66.tar.gz",
-                sha256 = "a54dafa634db87723db106bc44ef365b1b442d8862aafbeb5f1d2e922049e587",
-                strip_prefix = "riegeli-934428f44a6d120cb6c065315c788aa3a1be6b66",
+                url = "https://github.com/google/riegeli/archive/b46bebba88b6b6fe0114cb70f6ec0d35a7212441.tar.gz",
+                sha256 = "4685e6fa83be774326a1d564892a1df9ff9ed780d953a04dec3bca1d2e895f54",
+                strip_prefix = "riegeli-b46bebba88b6b6fe0114cb70f6ec0d35a7212441",
             )
     if evaluator_deps:
         # Differential Privacy