alsa-{firmware,plugins}: adopt packages, fix https (#529037)

pkgs/by-name/al/alsa-firmware/package.nix

@@ -53,11 +53,13 @@ stdenv.mkDerivation (finalAttrs: {
   };
 
   meta = {
-    homepage = "http://www.alsa-project.org/";
+    homepage = "https://www.alsa-project.org/";
     description = "Soundcard firmwares from the alsa project";
     license = lib.licenses.gpl2Plus;
     platforms = lib.platforms.linux;
-    maintainers = [ ];
+    maintainers = with lib.maintainers; [
+      nick-linux
+    ];
     sourceProvenance = with lib.sourceTypes; [
       binaryFirmware
       fromSource

pkgs/by-name/al/alsa-plugins/package.nix

@@ -38,7 +38,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "Various plugins for ALSA";
-    homepage = "http://alsa-project.org/";
+    homepage = "https://alsa-project.org/";
 
     license = with lib.licenses; [
       lgpl21Plus
@@ -46,7 +46,9 @@ stdenv.mkDerivation (finalAttrs: {
       gpl2Plus # attributes.m4 & usb_stream.h
     ];
 
-    maintainers = [ ];
+    maintainers = with lib.maintainers; [
+      nick-linux
+    ];
     platforms = lib.platforms.linux;
   };
 })