Drop eclass tests, move obsolete eclasses to overlay

.github/workflows/portage-stable-packages-list

@@ -378,10 +378,8 @@ eclass/eapi8-dosym.eclass
 eclass/edo.eclass
 eclass/edos2unix.eclass
 eclass/elisp-common.eclass
-eclass/epatch.eclass
 eclass/eqawarn.eclass
 eclass/estack.eclass
-eclass/eutils.eclass
 eclass/fcaps.eclass
 eclass/flag-o-matic.eclass
 eclass/git-r3.eclass
@@ -405,7 +403,6 @@ eclass/linux-mod.eclass
 eclass/llvm-r1.eclass
 eclass/llvm-utils.eclass
 eclass/llvm.eclass
-eclass/ltprune.eclass
 eclass/lua-single.eclass
 eclass/lua-utils.eclass
 eclass/mercurial.eclass

sdk_container/src/third_party/portage-stable/eclass/epatch.eclass → sdk_container/src/third_party/coreos-overlay/eclass/epatch.eclass

@@ -1,6 +1,7 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# @DEAD
 # @ECLASS: epatch.eclass
 # @MAINTAINER:
 # base-system@gentoo.org

sdk_container/src/third_party/portage-stable/eclass/eutils.eclass → sdk_container/src/third_party/coreos-overlay/eclass/eutils.eclass

@@ -1,13 +1,13 @@
 # Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# @DEAD
 # @ECLASS: eutils.eclass
 # @MAINTAINER:
 # base-system@gentoo.org
 # @SUPPORTED_EAPIS: 6
 # @BLURB: many extra (but common) functions that are used in ebuilds
 # @DEPRECATED: native package manager functions, more specific eclasses
-# @DEAD
 
 if [[ -z ${_EUTILS_ECLASS} ]]; then
 _EUTILS_ECLASS=1