Deprecation: #73794 - SearchFormController->utf8_to_currentCharset and TSFE->renderCharset

See Issue #73794

Description

The public method SearchFormController->utf8_to_currentCharset() within indexed search has been marked as deprecated.

The public property TypoScriptFrontendController->renderCharset has been marked as deprecated.

Impact

Calling the method above will result in a deprecation log entry.

Affected Installations

Any installation that extends Indexed Search and uses this method, and any extension that accesses TSFE->renderCharset via TypoScript or PHP directly.

Migration

Remove any calls to the method and the public property.