Break circular dependency

I moved use_lutris_runtime into the commands/wine.py file, which is the only place it is used; from there it can hit the runtime without a cycle.

lutris/runners/commands/wine.py

@@ -17,7 +17,7 @@ from lutris.util.wine.cabinstall import CabInstaller
 from lutris.util.wine.prefix import WinePrefixManager
 from lutris.util.wine.wine import (
     WINE_DEFAULT_ARCH, WINE_DIR, detect_arch, detect_prefix_arch, get_overrides_env, get_real_executable,
-    use_lutris_runtime
+    is_installed_systemwide
 )
 
 
@@ -196,6 +196,20 @@ def winekill(prefix, arch=WINE_DEFAULT_ARCH, wine_path=None, env=None, initial_p
     logger.debug("Done waiting.")
 
 
+def use_lutris_runtime(wine_path, force_disable=False):
+    """Returns whether to use the Lutris runtime.
+    The runtime can be forced to be disabled, otherwise
+    it's disabled automatically if Wine is installed system wide.
+    """
+    if force_disable or runtime.RUNTIME_DISABLED:
+        return False
+    if WINE_DIR in wine_path:
+        return True
+    if is_installed_systemwide():
+        return False
+    return True
+
+
 # pragma pylint: disable=too-many-locals
 def wineexec(  # noqa: C901
     executable,

lutris/util/wine/wine.py

@@ -4,7 +4,7 @@ from collections import OrderedDict
 from functools import lru_cache
 from gettext import gettext as _
 
-from lutris import runtime, settings
+from lutris import settings
 from lutris.api import get_default_runner_version
 from lutris.exceptions import UnavailableRunnerError
 from lutris.gui.dialogs import ErrorDialog
@@ -109,20 +109,6 @@ def set_drive_path(prefix, letter, path):
     os.symlink(path, drive_path)
 
 
-def use_lutris_runtime(wine_path, force_disable=False):
-    """Returns whether to use the Lutris runtime.
-    The runtime can be forced to be disabled, otherwise
-    it's disabled automatically if Wine is installed system wide.
-    """
-    if force_disable or runtime.RUNTIME_DISABLED:
-        return False
-    if WINE_DIR in wine_path:
-        return True
-    if is_installed_systemwide():
-        return False
-    return True
-
-
 def is_gstreamer_build(wine_path):
     """Returns whether a wine build ships with gstreamer libraries.
     This allows to set GST_PLUGIN_SYSTEM_PATH_1_0 for the builds that support it.