Cross Reference: /external/nanopb-c/tests/regression/issue_227

`Name`	`Date`	`Size`
Up to higher level directory
`SConscript`	22-Oct-2020	`435`
`unaligned_uint64.c`	22-Oct-2020	`299`
`unaligned_uint64.proto`	22-Oct-2020	`156`