Hide pip error if not present (#3494)

Author: Et7f3

src/ansiblelint/config.py

@@ -232,8 +232,9 @@ def guess_install_method() -> str:
                 logging.debug("Skipping %s as it is not installed.", package_name)
                 use_pip = False
     # pylint: disable=broad-except
-    except AttributeError as exc:
+    except (AttributeError, ModuleNotFoundError) as exc:
         # On Fedora 36, we got a AttributeError exception from pip that we want to avoid
+        # On NixOS, we got a ModuleNotFoundError exception from pip that we want to avoid
         logging.debug(exc)
         use_pip = False