kernel: get rid of pentoo-lts-sources to simplify everything

pentoo/pentoo-core/pentoo-core-2022.0.ebuild

@@ -86,7 +86,7 @@ PDEPEND="${PDEPEND}
 		!arm? (
 			!pentoo-in-a-container? (
 				sys-firmware/intel-microcode
-				|| ( sys-kernel/pentoo-sources sys-kernel/pentoo-lts-sources )
+				virtual/linux-sources
 				sys-power/acpid[pentoo]
 				sys-kernel/genkernel
 				|| ( sys-boot/grub[themes] sys-boot/systemd-boot )

sys-kernel/pentoo-lts-sources/pentoo-lts-sources-1.ebuild

@@ -1,16 +0,0 @@
-# Copyright 2021 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-DESCRIPTION="Pentoo kernel sources (kernel series ${KV_MAJOR}.${KV_MINOR})"
-HOMEPAGE="https://github.com/pentoo/pentoo-livecd/tree/master/kernel/"
-
-LICENSE="GPL-2"
-SLOT="0"
-KEYWORDS="amd64 x86"
-
-DEPEND="sys-kernel/pentoo-sources[lts(-)]
-	!sys-kernel/pentoo-sources[-lts(-)]"
-RDEPEND="${DEPEND}"
-BDEPEND=""

virtual/linux-sources/linux-sources-3-r107.ebuild

@@ -6,14 +6,13 @@ EAPI=7
 DESCRIPTION="Virtual for Linux kernel sources"
 SLOT="0"
 KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~mips ppc ppc64 ~s390 sparc x86"
-IUSE="firmware"
+IUSE="firmware lts"
 
 RDEPEND="
 	firmware? ( sys-kernel/linux-firmware )
 	|| (
-		sys-kernel/pentoo-lts-sources
-		sys-kernel/pentoo-sources
-		sys-kernel/gentoo-sources
+		!lts? ( sys-kernel/pentoo-sources[-lts(-)] )
+		lts? ( sys-kernel/pentoo-sources )
 		sys-kernel/vanilla-sources
 		sys-kernel/git-sources
 		sys-kernel/mips-sources