mono.eclass: Remove conditionals for EAPIs 0, 1, 2

Signed-off-by: Ulrich Müller <ulm@gentoo.org>

eclass/mono.eclass

@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: mono.eclass
@@ -43,7 +43,6 @@ export XDG_CONFIG_HOME="${T}"
 unset MONO_AOT_CACHE
 
 egacinstall() {
-	use !prefix && has "${EAPI:-0}" 0 1 2 && ED="${D}"
 	gacutil -i "${1}" \
 		-root "${ED}"/usr/$(get_libdir) \
 		-gacdir /usr/$(get_libdir) \
@@ -52,7 +51,6 @@ egacinstall() {
 }
 
 mono_multilib_comply() {
-	use !prefix && has "${EAPI:-0}" 0 1 2 && ED="${D}"
 	local dir finddirs=() mv_command=${mv_command:-mv}
 	if [[ -d "${ED}/usr/lib" && "$(get_libdir)" != "lib" ]]
 	then