Fix the default Podman integration socket base directory

Fixes: #336
Signed-off-by: Tobias Wolf <wolf@b1-systems.de>
On-behalf-of: SAP <tobias.wolf@sap.com>

Author: NotTheEvilOne

src/gardenlinux/oci/podman_context.py

@@ -7,7 +7,7 @@
 import logging
 from contextlib import ExitStack
 from functools import wraps
-from os import rmdir
+from os import environ, rmdir
 from pathlib import Path
 from subprocess import PIPE, STDOUT, Popen
 from tempfile import mkdtemp
@@ -59,7 +59,7 @@ def __enter__(self) -> Any:
         :since: 1.0.0
         """
 
-        self._tmpdir = mkdtemp()
+        self._tmpdir = mkdtemp(dir=environ.get("HOME"))
 
         podman_sock = str(Path(self._tmpdir, "podman.sock").absolute())