treewide: remove gnidorah

due to github account removal/deletion and not other mean of contact.

pkgs/games/iortcw/sp.nix

@@ -47,6 +47,6 @@ stdenv.mkDerivation rec {
     homepage = src.meta.homepage;
     license = licenses.gpl3;
     platforms = platforms.linux;
-    maintainers = with maintainers; [ gnidorah ];
+    maintainers = with maintainers; [ ];
   };
 }

pkgs/games/openjk/default.nix

@@ -58,6 +58,6 @@ in stdenv.mkDerivation {
     homepage = "https://github.com/JACoders/OpenJK";
     license = licenses.gpl2;
     platforms = platforms.linux;
-    maintainers = with maintainers; [ gnidorah ];
+    maintainers = with maintainers; [ ];
   };
 }

pkgs/games/openmw/tes3mp.nix

@@ -91,6 +91,6 @@ in openmw.overrideAttrs (oldAttrs: rec {
     homepage = "https://tes3mp.com/";
     license = licenses.gpl3;
     platforms = [ "x86_64-linux" "i686-linux" ];
-    maintainers = with maintainers; [ gnidorah ];
+    maintainers = with maintainers; [ ];
   };
 })

pkgs/games/openxray/default.nix

@@ -71,7 +71,7 @@ in stdenv.mkDerivation rec {
     license = licenses.unfree // {
       url = "https://github.com/OpenXRay/xray-16/blob/xd_dev/License.txt";
     };
-    maintainers = [ maintainers.gnidorah ];
+    maintainers = [ ];
     platforms = [ "x86_64-linux" "i686-linux" ];
   };
 }

pkgs/games/quakespasm/vulkan.nix

@@ -54,6 +54,6 @@ stdenv.mkDerivation rec {
     '';
 
     platforms = platforms.linux;
-    maintainers = with maintainers; [ gnidorah ];
+    maintainers = with maintainers; [ ];
   };
 }