fix(nix): Only run static checks on x86_64-linux

Author: sgillespie

flake.nix

@@ -422,12 +422,13 @@
                 cardano-db-sync-linux
                 cardano-db-sync-docker
                 cardano-smash-server-docker;
+
+              # No need to run static checks on all architectures
+              checks = staticChecks;
             } // lib.optionalAttrs (system == "x86_64-darwin") {
               inherit cardano-db-sync-macos;
             } // {
               inherit cardano-smash-server-no-basic-auth profiled;
-
-              checks = staticChecks;
             };
 
             legacyPackages = pkgs;