Allow use of TranslatorInterface as Translator

[mimmi20]

Q	A
Documentation	no
Bugfix	yes
BC Break	no
New Feature	no
RFC	no
QA	no

Description

This PR wants to allow the use of Laminas\I18n\Translator\TranslatorInterface if 'MvcTranslator' is not available.
This is related to #194.

[froschdesign]

@mimmi20
Please note: Laminas\Validator\Translator\TranslatorInterface !== Laminas\I18n\Translator\TranslatorInterface

laminas-validator/src/Translator/TranslatorInterface.php

Lines 3 to 14 in bbb3184

	namespace Laminas\Validator\Translator;
	interface TranslatorInterface
	{
	/**
	* @param string $message
	* @param string $textDomain
	* @param string $locale
	* @return string
	*/
	public function translate($message, $textDomain = 'default', $locale = null);
	}

vs.

https://github.com/laminas/laminas-i18n/blob/99c7f8a2e1b286db71bee80f39f78b7d3c53d5d1/src/Translator/TranslatorInterface.php#L3-L18

[froschdesign]

@mimmi20
I have marked this pull request as a draft in order to find a good and suitable solution.

Thanks for help! 👍🏻

[froschdesign]

The general process looks good.

I have added some comments to simplify maintenance.

[gsteel]

Thanks @mimmi20 - anywhere we can get away with adding native parameter and return types will help with future maintenance on new code 👍

[gsteel]

Thank you @mimmi20 👍

[gsteel]

@froschdesign
I'll leave it to you to merge and release if you're happy

[gsteel]

@froschdesign Is this one good to go? LMK and I'll merge and release - then I can cut a 3.0.x branch in the hope that we can get SMv4 happening here soon 🤞