Re-add docs-check step to circle

.circleci/config.yml

@@ -346,6 +346,15 @@ jobs:
       - run: git --no-pager diff
       - run: git --no-pager diff --quiet
 
+  docs-check:
+    executor: golang
+    steps:
+      - install-deps
+      - prepare
+      - run: make docsgen
+      - run: git --no-pager diff
+      - run: git --no-pager diff --quiet
+
   lint: &lint
     description: |
       Run golangci-lint.
@@ -415,6 +424,7 @@ workflows:
       - mod-tidy-check
       - gofmt
       - cbor-gen-check
+      - docs-check
       - test:
           codecov-upload: true
           test-suite-name: full