Rename the read-only Seatbelt platform defaults policy (#41449)

GitOrigin-RevId: b0c22d9bf9e276023d2ddd943489e51ee8bb200f

codex-rs/sandboxing/BUILD.bazel

@@ -3,7 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "sandboxing",
     compile_data = [
-        "src/restricted_read_only_platform_defaults.sbpl",
+        "src/seatbelt_read_only_platform_defaults.sbpl",
         "src/seatbelt_base_policy.sbpl",
         "src/seatbelt_network_policy.sbpl",
         "src/seatbelt_preferences_policy.sbpl",