port-map: mark 28 verified units already in port/ as PORTED

The network stream phases, AccountConnector, NetStream/NetDevice/
NetAddress, EterPack*, lzo/tea/cipher/Timer and friends were copied in
2V1/2A but never marked. port_copy diff: 23 exact mechanical copies,
5 with // PORT: edits only; no platform stand-ins. Logic layer 67.9%.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

audit/port-map/EterBase/Stl.cpp.json

@@ -11,7 +11,10 @@
       "status": "PORTED"
     },
     "stl_static_string": {
-      "status": "TODO"
+      "status": "PORTED",
+      "impl": [
+        "extension/src/port/EterBase/Stl.cpp:stl_static_string"
+      ]
     },
     "stl_lowers": {
       "impl": [
@@ -20,7 +23,10 @@
       "status": "PORTED"
     },
     "split_string": {
-      "status": "TODO"
+      "status": "PORTED",
+      "impl": [
+        "extension/src/port/EterBase/Stl.cpp:split_string"
+      ]
     }
   }
 }