alacritty-graphics: fix version check, move suffix to pname

pkgs/by-name/al/alacritty/package.nix

@@ -44,8 +44,8 @@ let
   ];
 in
 rustPlatform.buildRustPackage (finalAttrs: {
-  pname = "alacritty";
-  version = if !withGraphics then "0.16.1" else "0.16.1-graphics";
+  pname = "alacritty${lib.optionalString withGraphics "-graphics"}";
+  version = "0.16.1";
 
   src =
     # by default we want the official package
@@ -61,7 +61,7 @@ rustPlatform.buildRustPackage (finalAttrs: {
       fetchFromGitHub {
         owner = "ayosec";
         repo = "alacritty";
-        tag = "v${finalAttrs.version}";
+        tag = "v${finalAttrs.version}-graphics";
         hash = "sha256-e+o0GLy05qXEY4T57dCuqhukTKBSm1WIHzPUV8uswRI=";
       };