Merge pull request #1176 from kenkoooo/dependabot/cargo/atcoder-problems-backend/fern-0.6.1

build(deps): bump fern from 0.6.0 to 0.6.1 in /atcoder-problems-backend

Author: kenkoooo

atcoder-problems-backend/Cargo.lock

@@ -8,7 +8,7 @@ publish = false
 [dependencies]
 # Logging
 log = "0.4"
-fern = "0.6.0"
+fern = "0.6.1"
 
 rand = "0.7.3"
 chrono = "0.4"