PR #21960: Updated nanobind commit

Imported from GitHub PR #21960

Point nanobind to the commit fixing python/c++ object concurrent accessing: wjakob/nanobind#867

cc @hawkinsp
Copybara import of the project:

--
77e693f by vfdev-5 <vfdev.5@gmail.com>:

Updated nanobind commit

Merging this change closes #21960

COPYBARA_INTEGRATE_REVIEW=#21960 from vfdev-5:update-nanobind 77e693f
PiperOrigin-RevId: 720849233

third_party/nanobind/workspace.bzl

@@ -5,8 +5,8 @@ load("//third_party:repo.bzl", "tf_http_archive", "tf_mirror_urls")
 def repo():
     tf_http_archive(
         name = "nanobind",
-        strip_prefix = "nanobind-cee104db8606797a63752d2904b2f2795014a125",
-        sha256 = "d5dec3690c0a11b1ca48021ff34238886da7938b7bbbd5c0e946dcef6e6b7e25",
-        urls = tf_mirror_urls("https://github.com/wjakob/nanobind/archive/cee104db8606797a63752d2904b2f2795014a125.tar.gz"),
+        strip_prefix = "nanobind-d79309197caaad83cda05df533136865d294f01e",
+        sha256 = "598b116f36dbdf9738bb269cc1551ae073715fb3d69f07ca0dd01e6de0ddf4b0",
+        urls = tf_mirror_urls("https://github.com/wjakob/nanobind/archive/d79309197caaad83cda05df533136865d294f01e.tar.gz"),
         build_file = "//third_party/nanobind:nanobind.BUILD",
     )