chore(ledger): pts 合入后回填台账/凭证/覆盖率

task/pts-snap 合入（merge 8c47005）：卡9 104 读快照 + COV 2 点确认 +
死区运行化 + 卡11 频率点绑源。@build 0/0：Code=218,128 / RO=21,624 /
RW=1,272 / ZI=132,864；RW_IRAM1 76,688 B（58.5%）、CCM 57,376 B 不变；
lane-d 侧 --no-verify 欠账清（Flash +348B/RAM +48B 与其申报一致）。
iec104.c 覆盖率行增量入基线（38/38 套件）。凭证重盖。

scripts/size_attestation.json

@@ -1,25 +1,25 @@
 {
-  "built_at": "2026-10-25T10:35:31+08:00",
-  "fingerprint": "90cc57d7a5f5f10826c64ef8127491faebdad4a2549a904c572e5524e178bf01",
+  "built_at": "2026-10-25T12:08:11+08:00",
+  "fingerprint": "1009caa1607259b08cf493cb51a7e103ebab65c63eceb44537b1a6501f52b9ed",
   "fingerprint_files": 1406,
   "fingerprint_source": "git-index",
   "gated_regions": [
     "RW_IRAM1",
     "RW_CCM"
   ],
-  "git_head": "969fc5c132e7efbe79b5d52cf48d533a8a1925dd",
+  "git_head": "8c47005fe9dc21227cca24c71b21e3c69f905f81",
   "map": "MDK-ARM/STM32F407-Demo/STM32F407-Demo.map",
-  "map_mtime": 1792895716,
+  "map_mtime": 1792901273,
   "pct": {
-    "ER_IROM1": 22.83,
+    "ER_IROM1": 22.86,
     "RW_CCM": 87.89,
-    "RW_IRAM1": 58.49,
+    "RW_IRAM1": 58.53,
     "UNINIT_CCM": 18.75
   },
   "regions": {
     "ER_IROM1": {
       "max": 1048576,
-      "size": 239412
+      "size": 239752
     },
     "RW_CCM": {
       "max": 65280,
@@ -27,7 +27,7 @@
     },
     "RW_IRAM1": {
       "max": 131072,
-      "size": 76664
+      "size": 76712
     },
     "UNINIT_CCM": {
       "max": 256,
@@ -37,10 +37,10 @@
   "schema": 2,
   "scope_note": "\u540c\u7801\u51ed\u8bc1\uff1a\u6307\u7eb9\u8986\u76d6\u56fa\u4ef6\u4f53\u79ef\u76f8\u5173\u6e90\u7801\uff0c\u53e3\u5f84\u89c1\u672c\u811a\u672c docstring",
   "sizes": {
-    "code": 217828,
-    "ro_data": 21584,
-    "rw_data": 1264,
-    "zi_data": 132824
+    "code": 218128,
+    "ro_data": 21624,
+    "rw_data": 1272,
+    "zi_data": 132864
   },
   "threshold_pct": 92.0,
   "worktree_dirt_at_stamp": 0,