gh-100750: pass encoding='locale' kwarg in lib/platform.py

Author: graingert

Lib/platform.py

@@ -285,6 +285,7 @@ def _syscmd_ver(system='', release='', version='',
                                            stdin=subprocess.DEVNULL,
                                            stderr=subprocess.DEVNULL,
                                            text=True,
+                                           encoding="locale",
                                            shell=True)
         except (OSError, subprocess.CalledProcessError) as why:
             #print('Command %s failed: %s' % (cmd, why))
@@ -824,6 +825,7 @@ def from_subprocess():
                 ['uname', '-p'],
                 stderr=subprocess.DEVNULL,
                 text=True,
+                encoding="locale",
             ).strip()
         except (OSError, subprocess.CalledProcessError):
             pass