Fixed policy file didn't apply for custom bin location

Makefile

@@ -126,6 +126,7 @@ install: check uninstall
 	@install -Dm644 -t "${DESTDIR}${PREFIX}/share/icons/hicolor/scalable/status/" "com.ublinux.${PKGNAME}.folder-symbolic.svg"
 	@install -Dm644 -t "${DESTDIR}${PREFIX}/share/icons/hicolor/scalable/status/" "com.ublinux.${PKGNAME}.folder-green-symbolic.svg"
 	@install -Dm644 -t "${DESTDIR}${PREFIX}/share/icons/hicolor/scalable/status/" "com.ublinux.${PKGNAME}.folder-red-symbolic.svg"
+	@sed -e 's+/usr/bin+${PREFIX}/bin+g' -i ${DESTDIR}/usr/share/polkit-1/actions/com.ublinux.${PKGNAME}.policy
 	@if [ -z ${DESTDIR} ]; then \
 	    [ -d "${DESTDIR}${PREFIX}/share/icons/hicolor/" ] && gtk-update-icon-cache -fiq "${DESTDIR}${PREFIX}/share/icons/hicolor/" &>/dev/null || true; \
 	    update-desktop-database --quiet &>/dev/null || true; \