legion/go: add mic audio fix for hdmi

hwModules/lenovo/legion/go/default.nix

@@ -47,6 +47,40 @@ in {
     logind.killUserProcesses = true;
 
     pipewire.wireplumber.configPackages = [
+      (pkgs.writeTextDir "share/pipewire/pipewire.conf.d/11-mic-hdmi-audio.conf" ''
+        # Mix + HDMI audio fixes
+        monitor.alsa.rules = [
+          {
+            matches = [
+              {
+                node.name = "alsa_input.pci-0000_c2_00.6.analog-stereo"
+              }
+            ]
+            actions = {
+              update-props = {
+                priority.driver = 8901
+                priority.session = 8901
+              }
+            }
+          }
+        ]
+
+        monitor.alsa.rules = [
+          {
+            matches = [
+              {
+                node.name = "alsa_output.pci-0000_c2_00.1.hdmi-stereo"
+              }
+            ]
+            actions = {
+              update-props = {
+                priority.driver = 1010
+                priority.session = 1010
+              }
+            }
+          }
+        ]
+      '')
       (pkgs.writeTextDir "share/pipewire/pipewire.conf.d/10-legion-go-convolver.conf" ''
         # Convolver Configuration for Pipewire
         #
@@ -87,7 +121,7 @@ in {
                         node.autoconnect = true
                         media.class      = "Audio/Sink"
                         priority.driver  = 1000
-                        priority.session = 2000
+                        priority.session = 1001
                         audio.channels   = 2
                         audio.position   = [ FL FR ]
                     }