Description of the Issue

After the implementation of #11087, "fx" icon is shown for all keywords from auto-completion file. The icon should be shown only for keywords with attribute func="yes".

Steps to Reproduce the Issue

1. Open empty file.
2. Set language to C.
3. Type ab.

Expected Behavior

"fx" icon is shown only for functions (abort, abs, access, acos), not for keywords (absread, abswrite, acosl, allocmem, arc).

Actual Behavior

"fx" icon is shown for all keywords (including ones that are not functions) from auto-completion file.

Debug Information

Notepad++ v8.3.2 (64-bit)
Build time : Feb 27 2022 - 03:35:46
Path : C:\Program Files\Notepad++\notepad++.exe
Command Line :
Admin mode : OFF
Local Conf mode : OFF
Cloud Config : OFF
OS Name : Windows 10 Enterprise (64-bit)
OS Version : 2009
OS Build : 19042.1526
Current ANSI codepage : 1250
Plugins : DSpellCheck.dll mimeTools.dll NppConverter.dll NppExport.dll XMLTools.dll