Fix: Decode run_cmd() result

Since commit 02697af5, ExecContext.run() returns bytes for stdout and stderr and fixes that in calling code. The thing it did not fix was the code calling run_cmd(), which also made return bytes. This commit catches up on that.
Signed-off-by: Jan Lindemann <jan@janware.com>

src/python/jw/pkg/cmds/projects/CmdGetAuthInfo.py

@@ -5,7 +5,6 @@ from argparse import Namespace, ArgumentParser
 from urllib.parse import urlparse
 
 from ...lib.log import *
-from ...lib.util import run_cmd
 from ..Cmd import Cmd
 from ..CmdProjects import CmdProjects
 
@@ -35,7 +34,7 @@ class CmdGetAuthInfo(Cmd): # export
         if not os.path.isdir(jw_pkg_dir + '/.git'):
             log(DEBUG, f'jw-pkg directory is not a Git repo: {jw_pkg_dir}')
             return
-        remotes, stderr, status  = await run_cmd(['git', '-C', jw_pkg_dir, 'remote', '-v'])
+        remotes, stderr, status  = (await self.app.exec_context.run(['git', '-C', jw_pkg_dir, 'remote', '-v'])).decode()
         result: dict[str, str] = {}
         for line in remotes.splitlines():
             name, url, typ = re.split(r'\s+', line)