tlsrpt-reporter: apply patch for fetcher issue when no db exists

The fetcher would then error out and not return the proper protocol
version to the reportd instance, causing an error message.

This is annoying, because I want to match success in the test.

nixos/tests/tlsrpt.nix

@@ -31,6 +31,7 @@
     machine.wait_for_file("/run/tlsrpt/collectd.sock")
     machine.wait_until_succeeds("journalctl -o cat -u tlsrpt-collectd | grep -Pq 'Database .* setup finished'")
     machine.wait_until_succeeds("journalctl -o cat -u tlsrpt-reportd | grep -Pq 'Database .* setup finished'")
+    machine.wait_until_succeeds("journalctl -o cat -u tlsrpt-reportd | grep -Pq 'Fetcher .* finished'")
 
     # Enabling postfix should put sendmail as the sendmail setting
     machine.succeed("grep -q sendmail_script=sendmail /etc/tlsrpt/reportd.cfg")

pkgs/by-name/tl/tlsrpt-reporter/package.nix

@@ -5,6 +5,7 @@
   installShellFiles,
   python3,
   fetchFromGitHub,
+  fetchpatch,
   nixosTests,
 }:
 
@@ -25,6 +26,14 @@ python3.pkgs.buildPythonApplication rec {
     hash = "sha256-IH8hJX9l+YonqOuszcMome4mjdIaedgGNIptxTyH1ng=";
   };
 
+  patches = [
+    (fetchpatch {
+      # https://github.com/sys4/tlsrpt-reporter/issues/43
+      url = "https://github.com/sys4/tlsrpt-reporter/commit/32d00c13508dd7f9695b77e253e88c88dc838fbd.patch";
+      hash = "sha256-RUNF86RkTu6DLv6/7eaY//fFB8kGzmZxQ70kdNpLxj8=";
+    })
+  ];
+
   nativeBuildInputs = [
     asciidoctor
     automake