attempt to address ci no more space issue (#585)

* attempt to address ci no more space issue

* remove env settings

* add CARGO_PROFILE_DEV_DEBUG=false

.github/workflows/ci.yml

@@ -8,6 +8,10 @@ on:
   schedule:
     - cron: "0 6 * * 1-5"
 
+env:
+  CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
+  CARGO_PROFILE_DEV_DEBUG: false
+
 jobs:
   check_format:
     name: Check codebase format with clang-format