_load_textdomain_just_in_time for translations

[kushh23]

Description

Similar to Codeinwp/neve#4322 and https://github.com/Codeinwp/sparks-for-woocommerce/issues/316

The issue occurs with Lightstart as well.

Step-by-step reproduction instructions

1. Use WordPress 6.7 or 6.7.1
2. Set site language to something other than en_US
3. Ensure all translations are installed
4. Refresh site

Screenshots, screen recording, code snippet or Help Scout ticket

It was reported here - https://wordpress.org/support/topic/translation-loading-triggered-too-early-help-with-_load_textdomain_just_in_tim/

Environment info

No response

Is the issue you are reporting a regression

No

[girishpanchal30]

@kushh23 @vytisbulkevicius I've reviewed this issue and fixed it here - #466

[kushh23]

@girishpanchal30 tested and the issue is fixed