chore(台账): waveclose 合并后回填体积同码凭证

主干合并 docs(任务规划) 录波卡片登记簿销项（51ce5900）后
git-index 指纹变为 80504df8；全量重建 /keil-build -r 0 错
0 警，测量与本码：Code=246,720 B / RW_IRAM1=94,336 B (72.0%)
RW_CCM=57,376 B (87.9%)，均 ≤92%。本笔仅重写凭证，无代码改动。

scripts/size_attestation.json

@@ -1,15 +1,15 @@
 {
-  "built_at": "2026-10-30T15:40:11+08:00",
-  "fingerprint": "31cc7ac80c114ad00b01acd2627fe9bfbe86e8c83322e4ffd6d8e10ecafce5b0",
+  "built_at": "2026-10-30T18:28:23+08:00",
+  "fingerprint": "80504df8fdee0a2565df3636eebbb366c615866c93f41e27e8940521fe566f0c",
   "fingerprint_files": 1466,
   "fingerprint_source": "git-index",
   "gated_regions": [
     "RW_IRAM1",
     "RW_CCM"
   ],
-  "git_head": "b79ae0abfcc889036f9c3b5944a2b9e01c3ab775",
+  "git_head": "51ce59006be80de59d312df97dce9ed78b0eeaea",
   "map": "MDK-ARM/STM32F407-Demo/STM32F407-Demo.map",
-  "map_mtime": 1793343427,
+  "map_mtime": 1793356087,
   "pct": {
     "ER_IROM1": 26.37,
     "RW_CCM": 87.89,