fix(pip): Only directly extract .whl files in Bazel >9 (#3452)

Directly extracting .whl files is only supported in Bazel >=8.3.0 (see
bazelbuild/bazel#26323). This change applies the
workaround for Bazel <8.0.0 to all versions <9.0.0 for broader
compatibility.

Work towards #2948

Author: armandomontanez

python/private/pypi/whl_library.bzl

@@ -377,7 +377,10 @@ def _whl_library_impl(rctx):
     #
     # Remove non-pipstar and config_load check when we release rules_python 2.
     if enable_pipstar:
-        if rp_config.bazel_8_or_later:
+        # Extracting .whl files requires Bazel 8.3.0 or later, so require a
+        # minimum of Bazel 9.0.0 to ensure compatibilty with earlier versions
+        # of Bazel 8.
+        if rp_config.bazel_9_or_later:
             extract_path = whl_path
         else:
             extract_path = rctx.path(whl_path.basename + ".zip")
@@ -386,7 +389,7 @@ def _whl_library_impl(rctx):
             archive = extract_path,
             output = "site-packages",
         )
-        if not rp_config.bazel_8_or_later:
+        if not rp_config.bazel_9_or_later:
             rctx.delete(extract_path)
 
         metadata = whl_metadata(