spamassassin: skip the problematic test

https://github.com/NixOS/nixpkgs/issues/401737

It's been known for many months and we still
keep suffering from random "outages" because of this.
Tests where failure leads to no practical action don't make sense to run.

pkgs/by-name/sp/spamassassin/package.nix

@@ -97,6 +97,9 @@ perlPackages.buildPerlPackage rec {
     mkdir -p $HOME
     mkdir t/log  # pre-create to avoid race conditions
 
+    #401737: Sometimes we get: Failed tests:  2, 4-5, 7-9
+    rm t/spamd_ssl.t
+
     # https://bz.apache.org/SpamAssassin/show_bug.cgi?id=8068
     checkFlagsArray+=(TEST_FILES='$(shell find t -name *.t -not -name spamd_ssl_accept_fail.t)')
   '';