Fixup missing % in macro

Signed-off-by: David Greaves <david.greaves@jollamobile.com>
Only process "mount" commands not "mount_all" in rc files
Correctly handle --skip mountpoints

Signed-off-by: David Greaves <david.greaves@jollamobile.com>
remove the mount commands from any .rc files as they're included in .mount unit files now

Signed-off-by: David Greaves <david.greaves@jollamobile.com>