net-print/cups-filters: drop old configure munging

The configure script was updated long ago, so drop the manual sed.
In many cases, this also means we can drop the autotool regeneration.

net-print/cups-filters/cups-filters-1.5.0.ebuild

@@ -6,7 +6,7 @@ EAPI=5
 
 GENTOO_DEPEND_ON_PERL=no
 
-inherit eutils perl-module autotools systemd
+inherit eutils perl-module systemd
 
 if [[ "${PV}" == "9999" ]] ; then
 	inherit bzr
@@ -47,11 +47,6 @@ DEPEND="${RDEPEND}
 	dev-util/gdbus-codegen
 "
 
-src_prepare() {
-	sed -e "s/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/" -i configure.ac || die
-	eautoreconf
-}
-
 src_configure() {
 	econf \
 		--docdir="${EPREFIX}/usr/share/doc/${PF}" \

net-print/cups-filters/cups-filters-1.6.0.ebuild

@@ -6,7 +6,7 @@ EAPI=5
 
 GENTOO_DEPEND_ON_PERL=no
 
-inherit eutils perl-module autotools systemd
+inherit eutils perl-module systemd
 
 if [[ "${PV}" == "9999" ]] ; then
 	inherit bzr
@@ -47,11 +47,6 @@ DEPEND="${RDEPEND}
 	dev-util/gdbus-codegen
 "
 
-src_prepare() {
-	sed -e "s/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/" -i configure.ac || die
-	eautoreconf
-}
-
 src_configure() {
 	econf \
 		--docdir="${EPREFIX}/usr/share/doc/${PF}" \

net-print/cups-filters/cups-filters-1.8.1-r1.ebuild

@@ -49,7 +49,6 @@ DEPEND="${RDEPEND}
 
 src_prepare() {
 	epatch "${FILESDIR}/${P}-allow-disable-ghostscript.patch"
-	sed -e "s/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/" -i configure.ac || die
 	eautoreconf
 }
 

net-print/cups-filters/cups-filters-1.8.1.ebuild

@@ -6,7 +6,7 @@ EAPI=5
 
 GENTOO_DEPEND_ON_PERL=no
 
-inherit eutils perl-module autotools systemd
+inherit eutils perl-module systemd
 
 if [[ "${PV}" == "9999" ]] ; then
 	inherit bzr
@@ -47,11 +47,6 @@ DEPEND="${RDEPEND}
 	dev-util/gdbus-codegen
 "
 
-src_prepare() {
-	sed -e "s/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/" -i configure.ac || die
-	eautoreconf
-}
-
 src_configure() {
 	econf \
 		--docdir="${EPREFIX}/usr/share/doc/${PF}" \

net-print/cups-filters/cups-filters-1.8.2.ebuild

@@ -6,7 +6,7 @@ EAPI=5
 
 GENTOO_DEPEND_ON_PERL=no
 
-inherit eutils perl-module autotools systemd
+inherit eutils perl-module systemd
 
 if [[ "${PV}" == "9999" ]] ; then
 	inherit bzr
@@ -47,11 +47,6 @@ DEPEND="${RDEPEND}
 	dev-util/gdbus-codegen
 "
 
-src_prepare() {
-	sed -e "s/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/" -i configure.ac || die
-	eautoreconf
-}
-
 src_configure() {
 	econf \
 		--docdir="${EPREFIX}/usr/share/doc/${PF}" \

net-print/cups-filters/cups-filters-9999.ebuild

@@ -48,7 +48,6 @@ DEPEND="${RDEPEND}
 "
 
 src_prepare() {
-	sed -e "s/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/" -i configure.ac || die
 	eautoreconf
 }