refactor(templates): move flake-parts definition

Author: aciceri

flake.nix

@@ -99,17 +99,8 @@
         ./shell
         ./tests
         ./packages
+        ./templates
       ];
-      flake.templates = {
-        default = {
-          path = ./templates/default;
-          description = "Example flake using cardano.nix";
-        };
-        cluster = {
-          path = ./templates/cluster;
-          description = "Example flake for deploying a cardano.nix cluster with multiple nodes, load balancer and monitoring";
-        };
-      };
       systems = [ "x86_64-linux" ];
     };
 }

templates/default.nix

@@ -0,0 +1,12 @@
+{
+  flake.templates = {
+    default = {
+      path = ./default;
+      description = "Example flake using cardano.nix";
+    };
+    cluster = {
+      path = ./cluster;
+      description = "Example flake for deploying a cardano.nix cluster with multiple nodes, load balancer and monitoring";
+    };
+  };
+}