2024.04.03 Sorting on number in stock is LSCS assignment window not working

[JLA4444]

Describe the bug
A clear and concise description of what the bug is.

To Reproduce
Steps to reproduce the behavior:

1. Press assign LCSC
2. Press column to sort on stock
3. Sorting is not correct

Expected behavior
A clear and concise description of what you expected to happen.

KiCad Version

Application: KiCad PCB Editor x86_64 on x86_64

Version: 8.0.2-unknown-202405031934~57c8fbc9fe~ubuntu20.04.1, release build

Libraries:
	wxWidgets 3.2.1
	FreeType 2.10.1
	HarfBuzz 2.6.4
	FontConfig 2.13.1
	libcurl/7.68.0 OpenSSL/1.1.1f zlib/1.2.11 brotli/1.0.7 libidn2/2.2.0 libpsl/0.21.0 (+libidn2/2.2.0) libssh/0.9.3/openssl/zlib nghttp2/1.40.0 librtmp/2.3

Platform: Ubuntu 20.04.6 LTS, 64 bit, Little endian, wxGTK, X11, ubuntu, x11

Build Info:
	Date: May  3 2024 19:34:19
	wxWidgets: 3.2.1 (wchar_t,wx containers) GTK+ 3.24
	Boost: 1.71.0
	OCC: 7.6.3
	Curl: 7.68.0
	ngspice: 42
	Compiler: GCC 9.4.0 with C++ ABI 1013

Build settings: