windows: remove shlwapi from links annotation on Python 3.9

This DLL dependency was dropped in 3.9.9. The patch will also be
in 3.10.1, which isn't yet released.

Author: indygreg

cpython-windows/build.py

@@ -1866,7 +1866,6 @@ def find_additional_dependencies(project: pathlib.Path):
     # distribution.
     # TODO pull from unaltered file
     res["core"]["links"] = [
-        {"name": "shlwapi", "system": True},
         {"name": "version", "system": True},
         {"name": "ws2_32", "system": True},
         # In addition to the ones explicitly in the project, there are some
@@ -1880,6 +1879,10 @@ def find_additional_dependencies(project: pathlib.Path):
     if python_majmin != "3.8":
         res["core"]["links"].append({"name": "pathcch", "system": True})
 
+    # shlwapi was dropped from 3.9.9+.
+    if python_majmin != "3.9":
+        res["core"]["links"].append({"name": "shlwapi", "system": True})
+
     # Copy files for extensions into their own directories.
     for ext in sorted(extension_projects):
         dest_dir = out_dir / "build" / "extensions" / ext

pythonbuild/downloads.py

@@ -70,6 +70,7 @@
         "license_file": "LICENSE.cpython.txt",
         "python_tag": "cp39",
     },
+    # TODO remember to update windows shlwapi link annotation when we upgrade to 3.10.1.
     "cpython-3.10": {
         "url": "https://www.python.org/ftp/python/3.10.0/Python-3.10.0.tar.xz",
         "size": 18726176,