Update rake: 13.0.4 → 13.0.6 (patch) (#56)

Co-authored-by: depfu[bot] <23717796+depfu[bot]@users.noreply.github.com>

Author: depfu[bot]

Gemfile.lock

@@ -155,7 +155,7 @@ GEM
       method_source
       rake (>= 0.13)
       thor (~> 1.0)
-    rake (13.0.4)
+    rake (13.0.6)
     sassc (2.2.1)
       ffi (~> 1.9)
     sassc (2.2.1-x64-mingw32)