flatpak: 0.99.1 -> 0.99.2

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/flatpak/versions.

These checks were done:

- built on NixOS
- Warning: no invocation of /nix/store/2ig3b399yp3nlnhfyrv6yypyaf7x7rk3-flatpak-0.99.2/bin/flatpak-bisect had a zero exit code or showed the expected version
- /nix/store/2ig3b399yp3nlnhfyrv6yypyaf7x7rk3-flatpak-0.99.2/bin/flatpak-coredumpctl passed the binary check.
- /nix/store/2ig3b399yp3nlnhfyrv6yypyaf7x7rk3-flatpak-0.99.2/bin/.flatpak-wrapped passed the binary check.
- /nix/store/2ig3b399yp3nlnhfyrv6yypyaf7x7rk3-flatpak-0.99.2/bin/flatpak passed the binary check.
- 3 of 4 passed binary check by having a zero exit code.
- 2 of 4 passed binary check by having the new version present in output.
- found 0.99.2 with grep in /nix/store/2ig3b399yp3nlnhfyrv6yypyaf7x7rk3-flatpak-0.99.2
- directory tree listing: https://gist.github.com/4cd5330783ac4dc304e7ceba12395ba0
- du listing: https://gist.github.com/81060efb0965f7e05ba54655bce0f2ca

pkgs/development/libraries/flatpak/default.nix

@@ -4,7 +4,7 @@
 , libsoup, lzma, ostree, polkit, python3, systemd, xlibs, valgrind, glib_networking, makeWrapper, gnome3 }:
 
 let
-  version = "0.99.1";
+  version = "0.99.2";
   desktop_schemas = gnome3.gsettings_desktop_schemas;
 in stdenv.mkDerivation rec {
   name = "flatpak-${version}";
@@ -13,7 +13,7 @@ in stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://github.com/flatpak/flatpak/releases/download/${version}/${name}.tar.xz";
-    sha256 = "0f0mfmnc531pifrpkp1qv20wvbvi4la41rwyb3m8lnh1q5bmrch0";
+    sha256 = "1cc82nxd290m4ljkd1phllwb3hkhz41h4ncfdrmhbg3gk47zgpyw";
   };
 
   patches = [