migrate toolchain to workspace

Signed-off-by: kpenfound <kyle@dagger.io>

Author: kpenfound

.dagger/config.toml

@@ -0,0 +1,7 @@
+# Dagger workspace configuration
+# Install modules with: dagger install <module>
+# Example:
+#   dagger install github.com/dagger/dagger/modules/wolfi
+
+[modules.e2e]
+source = "modules/e2e"

dagger.json

@@ -4,12 +4,6 @@
   "sdk": {
     "source": "dang"
   },
-  "toolchains": [
-    {
-      "name": "e2e",
-      "source": ".dagger/modules/e2e"
-    }
-  ],
   "dependencies": [
     {
       "name": "polyfill",