prevent .terraformrc from being deleted during preinit re-run

Author: ribejara-te

src/stacks/cmd/preinit.py

@@ -4,7 +4,7 @@
 
 
 def preinit(ctx):
-    helpers.directory_remove(ctx.work_dir, keep=[".terraform", ".terraform.lock.hcl"])
+    helpers.directory_remove(ctx.work_dir, keep=[".terraform", ".terraformrc", ".terraform.lock.hcl"])
 
     variables_predefined = {
         "stacks_path": f"stacks/{ctx.stack}/layer/{ctx.layer}",