Use long option names for commands

.config/setup/31-initialize-backup-repository.sh

@@ -1,6 +1,6 @@
 #! /usr/bin/sh
 
-sudo mkdir -p "${BORG_REPO}"
+sudo mkdir --parents "${BORG_REPO}"
 sudo chown "${USER}":"${USER}" "${BORG_REPO}"
 sudo chmod 700 "${BORG_REPO}"
 

.config/setup/43-install-emacs-lilypond-mode.sh

@@ -1,8 +1,8 @@
 #! /usr/bin/sh
 
 projdir="$(systemd-path user)"/Projects
-mkdir -p "${projdir}"
-rm -rf "${projdir}/lilypond"
+mkdir --parents "${projdir}"
+rm --force --recursive "${projdir}/lilypond"
 cd "${projdir}" || exit
 git clone --depth=1 https://github.com/lilypond/lilypond
 cd lilypond || exit