libfsobasics: logger: also supply O_CREATE so that we can appending to a (not existing) log
libfsobasics: logger: also supply O_CREATE so that we can appending to a (not existing) log

slyon/debian-libfsoframework,slyon/debian-fso-deviced,slyon/debian-libfsoframework,slyon/debian-fso-usaged,slyon/debian-fso-deviced,slyon/debian-fso-usaged