[Ameba] Fix 8710C OTA flash erase size (#18411)
[Ameba] Fix 8710C OTA flash erase size (#18411)

* [OTA] Fix 8710C OTA flash erase size
- Refer to partition.json for size

* Restyled by clang-format

Co-authored-by: Restyled.io <eb8d3fd3977bb570908ffc25e24391520747defb@restyled.io>
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