refactor: merge initrd-ssh.nix with ssh.nix, remove ccid override (now upstream)

pkgs/ccid.nix

@@ -1,84 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchurl,
-  flex,
-  gitUpdater,
-  libusb1,
-  meson,
-  ninja,
-  pcsclite,
-  perl,
-  pkg-config,
-  zlib,
-}:
-stdenv.mkDerivation rec {
-  pname = "ccid";
-  version = "1.6.1";
-
-  src = fetchurl {
-    url = "https://ccid.apdu.fr/files/${pname}-${version}.tar.xz";
-    hash = "sha256-LsqPsH6P58DTna6sp7l81zxA7Ztyc4okrT3L38kY4eo=";
-  };
-
-  postPatch = ''
-    patchShebangs .
-    substituteInPlace meson.build --replace-fail \
-      "pcsc_dep.get_variable('usbdropdir')" \
-      "'$out/pcsc/drivers'"
-  '';
-
-  mesonFlags = [
-    (lib.mesonBool "serial" true)
-  ];
-
-  # error: call to undeclared function 'InterruptRead';
-  # ISO C99 and later do not support implicit function declarations
-  env = lib.optionalAttrs stdenv.cc.isClang {
-    NIX_CFLAGS_COMPILE = "-Wno-error=implicit-function-declaration";
-  };
-
-  nativeBuildInputs = [
-    flex
-    perl
-    pkg-config
-    meson
-    ninja
-  ];
-
-  buildInputs = [
-    libusb1
-    pcsclite
-    zlib
-  ];
-
-  postInstall = ''
-    install -Dm 0444 -t $out/lib/udev/rules.d ../src/92_pcscd_ccid.rules
-    substituteInPlace $out/lib/udev/rules.d/92_pcscd_ccid.rules \
-      --replace-fail "/usr/sbin/pcscd" "${pcsclite}/bin/pcscd"
-  '';
-
-  # The resulting shared object ends up outside of the default paths which are
-  # usually getting stripped.
-  stripDebugList = ["pcsc"];
-
-  passthru.updateScript = gitUpdater {
-    url = "https://salsa.debian.org/rousseau/CCID.git";
-  };
-
-  installCheckPhase = ''
-    [ -f $out/etc/reader.conf.d/libccidtwin ]
-    [ -f $out/lib/udev/rules.d/92_pcscd_ccid.rules ]
-    [ -f $out/pcsc/drivers/ifd-ccid.bundle/Contents/Info.plist ]
-    [ -f $out/pcsc/drivers/ifd-ccid.bundle/Contents/Linux/libccid.so ]
-    [ -f $out/pcsc/drivers/serial/libccidtwin.so ]
-  '';
-
-  meta = with lib; {
-    description = "PC/SC driver for USB CCID smart card readers";
-    homepage = "https://ccid.apdu.fr/";
-    license = licenses.lgpl21Plus;
-    maintainers = [maintainers.anthonyroussel];
-    platforms = platforms.unix;
-  };
-}

pkgs/default.nix

@@ -8,7 +8,6 @@ _inputs: [
     segoe-ui-ttf = prev.callPackage ./segoe-ui-ttf.nix {};
     zsh-histdb-skim = prev.callPackage ./zsh-skim-histdb.nix {};
     actual-server = prev.callPackage ./actual-server.nix {};
-    ccid = prev.callPackage ./ccid.nix {};
     neovim-clean = prev.neovim-unwrapped.overrideAttrs (old: {
       nativeBuildInputs = (old.nativeBuildInputs or []) ++ [prev.makeWrapper];
       postInstall =