Revert "Switch the way we retrieve the vm_service_port from /hub to iquery, on device. (#114637)" (#114715)

Causes analysis errors:

```
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:513:5 • always_specify_types
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:514:10 • always_specify_types
   info • Avoid method calls or property accesses on a "dynamic" target • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:515:11 • avoid_dynamic_calls
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:515:48 • always_specify_types
   info • Separate the control structure expression from its statement • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:515:77 • always_put_control_body_on_new_line
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:516:7 • always_specify_types
   info • Avoid method calls or property accesses on a "dynamic" target • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:518:11 • avoid_dynamic_calls
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:518:51 • always_specify_types
   info • Separate the control structure expression from its statement • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:518:77 • always_put_control_body_on_new_line
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:519:7 • always_specify_types
   info • Avoid method calls or property accesses on a "dynamic" target • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:521:11 • avoid_dynamic_calls
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:522:21 • always_specify_types
   info • Separate the control structure expression from its statement • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:522:58 • always_put_control_body_on_new_line
  error • The argument type 'dynamic' can't be assigned to the parameter type 'String' • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:524:38 • argument_type_not_assignable
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:540:5 • always_specify_types
   info • Avoid escaping inner quotes by converting surrounding quotes • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:541:14 • avoid_escaping_inner_quotes
   info • Specify type annotations • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:542:5 • always_specify_types
  error • The argument type 'dynamic' can't be assigned to the parameter type 'List<dynamic>' • packages/fuchsia_remote_debug_protocol/lib/src/fuchsia_remote_connection.dart:544:45 • argument_type_not_assignable
   info • Remove unnecessary backslashes in strings • packages/fuchsia_remote_debug_protocol/test/fuchsia_remote_connection_test.dart:114:55 • unnecessary_string_escapes
   info • Remove unnecessary backslashes in strings • packages/fuchsia_remote_debug_protocol/test/fuchsia_remote_connection_test.dart:204:55 • unnecessary_string_escapes
   info • Remove unnecessary backslashes in strings • packages/fuchsia_remote_debug_protocol/test/fuchsia_remote_connection_test.dart:289:55 • unnecessary_string_escapes
```

This reverts commit b187bc47.