SMS sending problems with secondary factor authentication

### Version info

```
Angular CLI: 14.2.13
Node: 20.9.0 (Unsupported)
Package Manager: npm 10.1.0
OS: win32 x64

Angular: 14.3.0
... animations, common, compiler, compiler-cli, core, forms
... platform-browser, platform-browser-dynamic, router

Package Version
------------------------------------------------------------
@angular-devkit/architect 0.1402.13
@angular-devkit/build-angular 14.2.13
@angular-devkit/core 14.2.13
@angular-devkit/schematics 14.2.13
@angular/cdk 14.2.7
@angular/cli 14.2.13
@angular/fire 7.6.1
@angular/material 14.2.7
@angular/material-moment-adapter 14.2.7
@schematics/angular 14.2.13
rxjs 7.8.1
typescript 4.8.4
firebase 9.23.0
```

### The problem
I use multi-factor authentication. Email and password confirmation with a one-time SMS code. The SMS is 98% not sent and sometimes (I can't find a system) it is sent and received.
Neither the console nor does it write any errors, it's sending SMS successfully.

### Code
The source code: [https://gitlab.hostpark.hu/-/snippets/1](https://gitlab.hostpark.hu/-/snippets/1)

Nenhum arquivo do repositório ou teste é mencionado; comece revisando o snippet do código-fonte vinculado e o fluxo de SMS multifator do Firebase usando as versões informadas do Angular, Firebase e Node. Reproduza a falha intermitente de envio e investigue por que nenhum erro no console aparece. Considera-se concluído quando houver uma causa confirmada e uma correção documentada ou uma verificação de regressão.

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