codex: fix CI failure on PR #16806

Use meson 1.5.1.bcr.1 so the Bazel repo exposes the public :meson tool target and has the required rules_python load in its BUILD file.

Co-authored-by: Codex <noreply@openai.com>

Author: aibrahim-oai

MODULE.bazel

@@ -355,7 +355,7 @@ crate.annotation(
 
 inject_repo(crate, "opus")
 
-bazel_dep(name = "meson", version = "1.5.1")
+bazel_dep(name = "meson", version = "1.5.1.bcr.1")
 
 crate.annotation(
     build_script_tools = [