chore(deps): update rack

Author: glasnt

appengine/standard-storage/Gemfile.lock

@@ -81,7 +81,7 @@ GEM
     puma (6.3.1)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (2.2.8)
+    rack (2.2.8.1)
     rack-protection (3.1.0)
       rack (~> 2.2, >= 2.2.4)
     rack-test (2.1.0)