### 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
p_shaped->valid = false;
	p_shaped->sort_valid = false;
	p_shaped->line_breaks_valid = false;
	p_shaped->justification_ops_valid = false;
	p_shaped->ascent = 0.0;
	p_shaped->descent = 0.0;
	p_shaped->width = 0.0;
	p_shaped->upos = 0.0;
	p_shaped->uthk = 0.0;
	p_shaped->glyphs.clear();
	p_shaped->glyphs_logical.clear();
}
void TextServerFallback::full_copy(ShapedTextDataFallback *p_shaped) {