pybind11: 3.0.4 (#562)

## Related PRs

- BLAST-WarpX/warpx#6792
- BLAST-ImpactX/impactx#1419

Author: EZoni

dependencies.json

@@ -1,7 +1,7 @@
 {
     "version_pyamrex": "26.04",
     "version_amrex": "26.04",
-    "version_pybind11": "v3.0.3",
+    "version_pybind11": "v3.0.4",
     "commit_amrex": "26.04",
-    "commit_pybind11": "v3.0.3"
+    "commit_pybind11": "v3.0.4"
 }