### Godot version

8449592d92eaeef990f5502b419d491ee3eeb7a6

### System information

Windows 11

### Issue description

Zooming in the script editor on an empty script freezes the entire editor for a few seconds, but if the file is large then it freezes for 4-5 seconds (which is unacceptable). Looks like a recent regression.

### Steps to reproduce

Just zoom in/out on the large script file.

### Minimal reproduction project

N/A
}
		}
		if (!is_transparent(c)) {
			pc = c;
		}
		i++;
	}
	return kashida_pos;
}
bool TextServerAdvanced::_shaped_text_update_justification_ops(const RID &p_shaped) {
	ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
	ERR_FAIL_COND_V(!sd, false);
	MutexLock lock(sd->mutex);
	if (!sd->valid) {
		_shaped_text_shape(p_shaped);
	}
	if (!sd->line_breaks_valid) {
		_shaped_text_update_breaks(p_shaped);
	}
	if (sd->justification_ops_valid) {
		return true; 
	}
	const UChar *data = sd->utf16.get_data();
	int data_size = sd->utf16.length();
	if (!sd->js_ops_valid) {
		sd->jstops.clear();
		
		UErrorCode err = U_ZERO_ERROR;
		UBreakIterator *bi = ubrk_open(UBRK_WORD, "", data, data_size, &err);
		if (U_FAILURE(err)) {