rpm:use libdir instead of 'lib'

rpm/zrythm.spec.in

@@ -130,13 +130,13 @@ ninja -C build
 %install
 @MESON_BIN@ install -C build --skip-subprojects=gtksourceview5,libaudec,reproc,rtmidi,rtaudio,libcyaml --destdir="%{buildroot}/"
 mkdir -p "%{buildroot}%{_libdir}/lv2"
-mkdir -p "%{buildroot}%{_exec_prefix}/lib/zrythm/carla"
+mkdir -p "%{buildroot}%{_libdir}/zrythm/carla"
 rm -rf "%{buildroot}%{_includedir}"
 rm -rf "%{buildroot}%{_libdir}/libbacktrace"*
 rm -rf "%{buildroot}%{_libdir}/libcm_reproc.a"
 for file in carla-discovery-native carla-bridge-lv2-gtk2 carla-bridge-lv2-gtk3 carla-bridge-lv2-qt5 carla-bridge-lv2-x11 carla-bridge-native libcarla_host-plugin.so; do
   cp -Lv "@CARLA_FULL_BINS_PATH@/$file" \
-    %{buildroot}%{_exec_prefix}/lib/zrythm/carla/
+    %{buildroot}%{_libdir}/zrythm/carla/
 done
 for f in `ls @BUILT_ZPLUGINS_DIR@/lib/lv2`; do
   cp -RLv "@BUILT_ZPLUGINS_DIR@/lib/lv2/$f" "%{buildroot}%{_libdir}/lv2/Zrythm-$f"
@@ -192,13 +192,13 @@ rm -rf "%{buildroot}%{_datadir}"/man/man1/pango*
 %{_datadir}/mime/packages/org.zrythm.Zrythm-mime.xml
 %{_libdir}/zrythm/*
 %{_libdir}/lv2/Zrythm-*
-%{_exec_prefix}/lib/zrythm/carla/carla-discovery-native
-%{_exec_prefix}/lib/zrythm/carla/carla-bridge-lv2-gtk2
-%{_exec_prefix}/lib/zrythm/carla/carla-bridge-lv2-gtk3
-%{_exec_prefix}/lib/zrythm/carla/carla-bridge-lv2-qt5
-%{_exec_prefix}/lib/zrythm/carla/carla-bridge-lv2-x11
-%{_exec_prefix}/lib/zrythm/carla/carla-bridge-native
-%{_exec_prefix}/lib/zrythm/carla/libcarla_host-plugin.so
+%{_libdir}/zrythm/carla/carla-discovery-native
+%{_libdir}/zrythm/carla/carla-bridge-lv2-gtk2
+%{_libdir}/zrythm/carla/carla-bridge-lv2-gtk3
+%{_libdir}/zrythm/carla/carla-bridge-lv2-qt5
+%{_libdir}/zrythm/carla/carla-bridge-lv2-x11
+%{_libdir}/zrythm/carla/carla-bridge-native
+%{_libdir}/zrythm/carla/libcarla_host-plugin.so
 # _sysconfdir/bash_completion.d/zrythm
 # _exec_prefix/lib64/**/*