Zap uint16 t for attribute store

[vivien-apple]

Problem

The current attribute store has a size attribute defined as uint8_t. This is not enough to store a certificate.

Summary of Changes

• Replace uint8_t by uint16_t
• Update gen/ folders

[woody-apple]

@mspang @saurabhst ?

[github-actions]

Size increase report for "nrfconnect-example-build" from dab17fb

File	Section	File	VM
chip-lock.elf	device_handles	4	4
chip-lock.elf	text	-36	-36
chip-lock.elf	rodata	-48	-48
chip-lighting.elf	rodata	-112	-116
chip-lighting.elf	text	-128	-128

Full report output

BLOAT REPORT

Files found only in the build output:
    report.csv

Comparing ./master_artifact/chip-shell.elf and ./pull_artifact/chip-shell.elf:

sections,vmsize,filesize

Comparing ./master_artifact/chip-lock.elf and ./pull_artifact/chip-lock.elf:

sections,vmsize,filesize
.debug_str,0,48
.debug_loc,0,16
.debug_line,0,9
device_handles,4,4
.debug_info,0,-9
.symtab,0,-32
text,-36,-36
rodata,-48,-48

Comparing ./master_artifact/chip-lighting.elf and ./pull_artifact/chip-lighting.elf:

sections,vmsize,filesize
.debug_str,0,48
.debug_loc,0,16
.debug_line,0,9
.debug_info,0,-9
.symtab,0,-32
rodata,-116,-112
text,-128,-128

[github-actions]

Size increase report for "esp32-example-build" from dab17fb

File	Section	File	VM
chip-all-clusters-app.elf	.flash.text	-76	-76

Full report output

BLOAT REPORT

Files found only in the build output:
    report.csv

Comparing ./master_artifact/chip-all-clusters-app.elf and ./pull_artifact/chip-all-clusters-app.elf:

sections,vmsize,filesize
.debug_str,0,48
.debug_line,0,6
.xt.prop._ZTVN4chip24LifetimePersistedCounterE,0,-2
.debug_loc,0,-60
.flash.text,-76,-76

Comparing ./master_artifact/chip-pigweed-app.elf and ./pull_artifact/chip-pigweed-app.elf:

sections,vmsize,filesize