[5.2] Fix increment on non-alphanumeric string deprecation

[Quy]

Pull Request for Issue #43896 .

Summary of Changes

Fix increment on non-alphanumeric string deprecation on php 8.3.

Testing Instructions

Enable Error Reporting to Maximum. Create/save an article. Create/save a banner. Create/save a contact. Create/save a newsfeed. Create/save a tag. See PHP error log. Apply PR. Under Publishing tab, check Revision value incrementing.

Actual result BEFORE applying this Pull Request

PHP Deprecated: Increment on non-alphanumeric string is deprecated

Expected result AFTER applying this Pull Request

No error messages.

[ghost]

I have tested this item :white_check_mark: successfully on 6dc12342bc1dacccd077fbc2eb08399af58051e2

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[Hackwar]

I have tested this item :white_check_mark: successfully on 0302a85844d3c03488b436c092e0a613c210768d

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[Hackwar]

RTC

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[pe7er]

Thanks @Quy !