refactor: remove 17-byte FFE4 and 33-byte FFE1 legacy compat code

- Remove parseVendorStatus 17-byte branch (FFE4 is now 19 bytes)
- Remove parseVendorStatus 33-byte branch (FFE1 is now 34 bytes)
- Remove buildVendorCommand33 deprecated alias
- Remove fitting/run_state !== -1 guards in connection.js
- Update commands.js to use buildVendorCommand directly

miniprogram/services/ble/commands.js

@@ -151,7 +151,7 @@ function readDeviceInfo() {
 
 function setParams(options) {
   if (protocol.PROTOCOL_MODE === 'vendor_33') {
-    return writeRawCommand(protocol.buildVendorCommand33(options || {}))
+    return writeRawCommand(protocol.buildVendorCommand(options || {}))
   }
 
   var regionMask = options.region_mask || protocol.REGION.FULL_FACE