zoom-us: add pulseaudio to PATH

Zoom wants to be able to invoke `pactl` or `pacmd` in order to support
computer audio sharing.

pkgs/by-name/zo/zoom-us/package.nix

@@ -38,6 +38,7 @@
 , util-linux
 , pulseaudioSupport ? true
 , libpulseaudio
+, pulseaudio
 }:
 
 let
@@ -112,6 +113,7 @@ let
     libkrb5
   ] ++ lib.optional (pulseaudioSupport) libpulseaudio);
 
+  binPath = lib.makeBinPath ([ coreutils glib.dev pciutils procps util-linux ] ++ lib.optional pulseaudioSupport pulseaudio);
 in
 stdenv.mkDerivation rec {
   pname = "zoom";
@@ -178,7 +180,7 @@ stdenv.mkDerivation rec {
       --unset QML2_IMPORT_PATH \
       --unset QT_PLUGIN_PATH \
       --unset QT_SCREEN_SCALE_FACTORS \
-      --prefix PATH : ${lib.makeBinPath [ coreutils glib.dev pciutils procps util-linux ]} \
+      --prefix PATH : ${binPath} \
       --prefix LD_LIBRARY_PATH ":" ${libs}
 
     wrapProgram $out/opt/zoom/ZoomWebviewHost \