build(ember): Gitignore prepack artifacts (#9282)

Luca Forstner · web-flow · commit 2a08a79617d4 · 2023-10-17T12:45:57.000Z
diff --git a/packages/ember/.gitignore b/packages/ember/.gitignore
@@ -29,3 +29,9 @@
 
 # broccoli-debug
 /DEBUG/
+
+# These get created when packaging
+/instance-initializers
+index.d.ts
+runloop.d.ts
+types.d.ts
