Matrix: fix Jiti runtime API boundary

extensions/matrix/runtime-api.ts

@@ -1,14 +1,4 @@
-export * from "openclaw/plugin-sdk/matrix";
+// Keep the external runtime API light so Jiti callers can resolve Matrix config
+// helpers without traversing the full plugin-sdk/runtime graph.
 export * from "./src/auth-precedence.js";
-export {
-  findMatrixAccountEntry,
-  hashMatrixAccessToken,
-  listMatrixEnvAccountIds,
-  resolveConfiguredMatrixAccountIds,
-  resolveMatrixChannelConfig,
-  resolveMatrixCredentialsFilename,
-  resolveMatrixEnvAccountToken,
-  resolveMatrixHomeserverKey,
-  resolveMatrixLegacyFlatStoreRoot,
-  sanitizeMatrixPathSegment,
-} from "./helper-api.js";
+export * from "./helper-api.js";