sepolicy: Move rw_dir_file/create_dir_file macros to public

#####################################

# rw_dir_file(domain, type)

# Allow the specified domain to read directories and read/write files

# and symbolic links of the specified type.

define(`rw_dir_file', `

allow $1 $2:dir r_dir_perms;

allow $1 $2:{ file lnk_file } rw_file_perms;

')

#####################################

# create_dir_file(domain, type)

# Allow the specified domain to read directories and create files

# and symbolic links of the specified type.

define(`create_dir_file', `

allow $1 $2:dir r_dir_perms;

allow $1 $2:{ file lnk_file } create_file_perms;

')

#####################################

# hal_attribute_lineage(hal_name)

define(`hal_attribute_lineage', `