Move ntv2 src to a flake input

aja-ntv2/default.nix

@@ -1,14 +1,14 @@
 {
   stdenv,
-  callPackage,
   lib,
   cmake,
+  aja-src,
   buildApps ? true,
 }:
 stdenv.mkDerivation {
   name = "ajantv2-dev";
-  src = callPackage ./src.nix {};
-  nativeBuildInputs = [ cmake ];
+  src = aja-src;
+  nativeBuildInputs = [cmake];
 
   cmakeFlags =
     [

aja-ntv2/driver.nix

@@ -1,12 +1,12 @@
 {
-  callPackage,
   stdenv,
   nukeReferences,
   kernel,
+  aja-src,
 }:
 stdenv.mkDerivation {
   name = "ajantv2-driver-${kernel.version}";
-  src = callPackage ./src.nix {};
+  src = aja-src;
   patches = [./lol.patch ./newkernels.patch];
   nativeBuildInputs = kernel.moduleBuildDependencies;
   buildInputs = [nukeReferences];

aja-ntv2/src.nix

@@ -1,8 +0,0 @@
-{ fetchFromGitHub }:
-
-fetchFromGitHub {
-  owner = "aja-video";
-  repo = "ntv2";
-  rev = "refs/heads/main";
-  hash = "sha256-rXjKDhQcZwAxsMjCoL21gpWeLWyIXyK/1y+78mhKgeo=";
-}