Remove linux-tor-prio.sh from include.am

contrib/include.am

@@ -7,7 +7,6 @@ EXTRA_DIST+= \
 	contrib/dist/tor.sh				\
 	contrib/dist/torctl				\
 	contrib/dist/tor.service.in			\
-	contrib/operator-tools/linux-tor-prio.sh	\
 	contrib/operator-tools/tor-exit-notice.html	\
 	contrib/or-tools/exitlist			\
 	contrib/win32build/tor-mingw.nsi.in		\