Don't delete reader in _tempfile() backport

This is only passed Path.read_bytes so there is nothing to delete
hence drop this part since it confuses mypyc.

diff --git a/mkosi/backport.py b/mkosi/backport.py
index 4b0902eefd922e56421e721172af4b5b0df775bb..2a542c4e7d11af145750a450eb05e2688828eb5f 100644 (file)
--- a/mkosi/backport.py
+++ b/mkosi/backport.py
@@ -31,7 +31,6 @@ def _tempfile(
             os.write(fd, reader())
         finally:
             os.close(fd)
-        del reader
         yield Path(raw_path)
     finally:
         try: