9a935e516e
On Fedora 33 when compiling NetworkManager it is failing with the following error: ``` ERROR: files left in build directory after distclean: ./docs/libnm/libnm.actions make[1]: *** [Makefile:18427: distcleancheck] Error 1 make[1]: Leaving directory '/builddir/nm-build/NetworkManager/NetworkManager-1.27.90/_build/sub' make: *** [Makefile:18356: distcheck] Error 1 Error make distcheck ``` Adding the file to the DISTCLEANFILES will enforce the removal of this file. Signed-off-by: Fernando Fernandez Mancera <ffmancera@riseup.net> https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/merge_requests/659