⬆️ Bump logger from 1.6.3 to 1.6.4 (#2918)

Author: dependabot[bot]

Diff for: Gemfile.lock

@@ -326,7 +326,7 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.10)
     locale (2.1.4)
     lockbox (1.4.1)
-    logger (1.6.3)
+    logger (1.6.4)
     lograge (0.14.0)
       actionpack (>= 4)
       activesupport (>= 4)