bootstrap: remove regex module

Now that we use GRegex everywhere, there is no need for this module.
Signed-off-by: NJán Tomko <jtomko@redhat.com>
Reviewed-by: NPeter Krempa <pkrempa@redhat.com>

bootstrap.conf

@@ -66,7 +66,6 @@ poll
 posix-shell
 pthread_sigmask
 recv
-regex
 send
 setenv
 setsockopt

po/POTFILES.in

@@ -6,7 +6,6 @@
 @BUILDDIR@/src/remote/remote_client_bodies.h
 @BUILDDIR@/src/remote/remote_daemon_dispatch_stubs.h
 @SRCDIR@/gnulib/lib/gai_strerror.c
-@SRCDIR@/gnulib/lib/regcomp.c
 @SRCDIR@/src/access/viraccessdriverpolkit.c
 @SRCDIR@/src/access/viraccessmanager.c
 @SRCDIR@/src/admin/admin_server.c