Update pybind11_abseil to reflect commit d5fd6e6 to pybind11_bazel.

I renamed Bazel files to have `.bazel` extensions, which matters
for pybind11_abseil due to its "floating" use of pybind11_bazel.

PiperOrigin-RevId: 608631652

MODULE.bazel

@@ -39,7 +39,7 @@ http_archive(
 
 http_archive(
   name = "pybind11",
-  build_file = "@pybind11_bazel//:pybind11.BUILD",
+  build_file = "@pybind11_bazel//:pybind11-BUILD.bazel",
   strip_prefix = "pybind11-master",
   urls = ["https://github.com/pybind/pybind11/archive/refs/heads/master.tar.gz"],
 )

README.md

@@ -53,7 +53,7 @@ http_archive(
 
 http_archive(
   name = "pybind11",
-  build_file = "@pybind11_bazel//:pybind11.BUILD",
+  build_file = "@pybind11_bazel//:pybind11-BUILD.bazel",
   strip_prefix = "pybind11-master",
   urls = ["https://github.com/pybind/pybind11/archive/refs/heads/master.tar.gz"],
 )
@@ -83,7 +83,7 @@ http_archive(
 
 http_archive(
   name = "pybind11",
-  build_file = "@pybind11_bazel//:pybind11.BUILD",
+  build_file = "@pybind11_bazel//:pybind11-BUILD.bazel",
   strip_prefix = "pybind11-master",
 )
 

WORKSPACE

@@ -101,7 +101,7 @@ http_archive(
 # https://github.com/pybind/pybind11
 http_archive(
   name = "pybind11",
-  build_file = "@pybind11_bazel//:pybind11.BUILD",
+  build_file = "@pybind11_bazel//:pybind11-BUILD.bazel",
   strip_prefix = "pybind11-master",
   urls = ["https://github.com/pybind/pybind11/archive/refs/heads/master.tar.gz"],
   # For easy local testing with pybind11 releases: