rtorrent: 0.9.8+date=2021-08-07 -> 0.9.8+date=2022-06-20

Pull in _FORTIFY_SOURCE=3 stack smashing fix. Without the change on
current `master` `rtorrent` crashes at start as:

*** buffer overflow detected ***: terminated
                                                                                        __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
44      pthread_kill.c: No such file or directory.
(gdb) bt
    #0  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
    #1  0x00007ffff7880af3 in __pthread_kill_internal (signo=6, threadid=<optimized out>) at pthread_kill.c:78
    #2  0x00007ffff7831c86 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
    NixOS#3  0x00007ffff781b8ba in __GI_abort () at abort.c:79
    NixOS#4  0x00007ffff781c5f5 in __libc_message (fmt=fmt@entry=0x7ffff7992540 "*** %s ***: terminated\n") at ../sysdeps/posix/libc_fatal.c:150
    NixOS#5  0x00007ffff7910679 in __GI___fortify_fail (msg=msg@entry=0x7ffff79924e6 "buffer overflow detected") at fortify_fail.c:24
    NixOS#6  0x00007ffff790eea4 in __GI___chk_fail () at chk_fail.c:28
    NixOS#7  0x00007ffff790ea85 in ___snprintf_chk (s=<optimized out>, maxlen=<optimized out>, flag=<optimized out>, slen=<optimized out>, format=<optimized out>) at snprintf_chk.c:29
    NixOS#8  0x0000000000472acf in utils::Lockfile::try_lock() ()
    NixOS#9  0x000000000044b524 in core::DownloadStore::enable(bool) ()
    NixOS#10 0x00000000004b1f7b in Control::initialize() ()
    NixOS#11 0x000000000043000b in main ()

pkgs/applications/networking/p2p/rakshasa-rtorrent/default.nix

@@ -18,13 +18,13 @@
 
 stdenv.mkDerivation rec {
   pname = "rakshasa-rtorrent";
-  version = "0.9.8+date=2021-08-07";
+  version = "0.9.8+date=2022-06-20";
 
   src = fetchFromGitHub {
     owner = "rakshasa";
     repo = "rtorrent";
-    rev = "a6bc99bb821d86b3b0633552db3fbd0a22497657";
-    hash = "sha256-HTwAs8dfZVXfLRNiT6QpjKGnuahHfoMfYWqdKkedUL0=";
+    rev = "92bec88d0904bfb31c808085c2fd0f22d0ec8db7";
+    hash = "sha256-er7UdIb+flhq0ye76UmomgfHV2ZSBROpXmfrNDHwTWw=";
   };
 
   passthru = {