chore(deps): update dependency rules_python to v1.8.4

Author: renovate[bot]

tests/MODULE.bazel

@@ -32,7 +32,7 @@ bazel_dep(name = "abseil-cpp", version = "20250814.1", repo_name = "com_google_a
 bazel_dep(name = "boringssl", version = "0.20251124.0")
 
 # TODO: Remove when protobuf is released with a version of rules_python that supports 8.x
-bazel_dep(name = "rules_python", version = "1.8.3")
+bazel_dep(name = "rules_python", version = "1.8.4")
 
 go_sdk = use_extension("@io_bazel_rules_go//go:extensions.bzl", "go_sdk")
 go_sdk.download(

tests/WORKSPACE

@@ -313,9 +313,9 @@ rust_register_toolchains()
 
 http_archive(
     name = "rules_python",
-    sha256 = "94a2b4c5d9c45323a9737f8de8f841923bb628cace1e8e51fec5525ed9ccfb2d",
-    strip_prefix = "rules_python-1.8.3",
-    url = "https://github.com/bazelbuild/rules_python/releases/download/1.8.3/rules_python-1.8.3.tar.gz",
+    sha256 = "c85d5db38d3eac06167a13b10c9dba54b003a986cd4f1ebc00806b74e7c12f06",
+    strip_prefix = "rules_python-1.8.4",
+    url = "https://github.com/bazelbuild/rules_python/releases/download/1.8.4/rules_python-1.8.4.tar.gz",
 )
 
 load("@rules_python//python:repositories.bzl", "py_repositories")