deps: bump up rules_python to v1.4.0 (envoyproxy#39383)

This PR bumps up the version of `rules_python` to v1.4.0

Signed-off-by: Rohit Agrawal <[email protected]>

Author: agrawroh

bazel/repository_locations.bzl

@@ -1079,9 +1079,9 @@ REPOSITORY_LOCATIONS_SPEC = dict(
         project_name = "Python rules for Bazel",
         project_desc = "Bazel rules for the Python language",
         project_url = "https://github.com/bazelbuild/rules_python",
-        version = "1.2.0",
-        sha256 = "2ef40fdcd797e07f0b6abda446d1d84e2d9570d234fddf8fcd2aa262da852d1c",
-        release_date = "2025-02-27",
+        version = "1.4.0",
+        sha256 = "a837679f1382f26968c1ee6f839c7daf9079aa53128069a1f2815decaa637304",
+        release_date = "2025-05-05",
         strip_prefix = "rules_python-{version}",
         urls = ["https://github.com/bazelbuild/rules_python/archive/{version}.tar.gz"],
         use_category = ["build", "controlplane", "dataplane_core"],