Drop format test

Author: termoshtt

.circleci/config.yml

@@ -34,21 +34,10 @@ jobs:
           name: test Intel MKL backend
           command: cargo test --no-default-features --features=intel-mkl
 
-  format:
-    <<: *rust_cfg
-    steps:
-      - checkout
-      - run:
-          name: check format
-          command: |
-            rustup component add rustfmt-preview
-            cargo fmt -- --write-mode=diff
-
 workflows:
   version: 2
   tests:
     jobs:
       - test-openblas
       - test-netlib
       - test-intel-mkl
-      - format