Add Luci Theme argon and app

- Also added missing depends from source: https://dl.openwrt.ai/packages-24.10/aarch64_cortex-a53/

- Argon theme and app source:
https://github.com/jerrykuku/luci-theme-argon

ipk-source/libucode20230711_aarch64_cortex-a53/CONTROL/control

@@ -0,0 +1,14 @@
+Package: libucode20230711
+Version: 2024.07.22~b610860d-r3
+Depends: libc, libjson-c5
+Provides: libucode
+Source: feeds/base/package/utils/ucode
+SourceName: ucode
+License: ISC
+Section: libs
+SourceDateEpoch: 1729600843
+ABIVersion: 20230711
+Maintainer: Jo-Philipp Wich <jo@mein.io>
+Architecture: aarch64_cortex-a53
+Installed-Size: 204800
+Description:  The libucode package provides the shared runtime library for the ucode interpreter.

ipk-source/libucode20230711_aarch64_cortex-a53/CONTROL/postinst

@@ -0,0 +1,5 @@
+#!/bin/sh
+[ "${IPKG_NO_SCRIPT}" = "1" ] && exit 0
+[ -s ${IPKG_INSTROOT}/lib/functions.sh ] || exit 0
+. ${IPKG_INSTROOT}/lib/functions.sh
+default_postinst $0 $@

ipk-source/libucode20230711_aarch64_cortex-a53/CONTROL/prerm

@@ -0,0 +1,4 @@
+#!/bin/sh
+[ -s ${IPKG_INSTROOT}/lib/functions.sh ] || exit 0
+. ${IPKG_INSTROOT}/lib/functions.sh
+default_prerm $0 $@