Update gems

Author: mhartl

Gemfile.lock

@@ -194,6 +194,8 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.13.3-x86_64-darwin)
       racc (~> 1.4)
+    nokogiri (1.13.3-x86_64-linux)
+      racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -301,6 +303,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-19
+  x86_64-linux
 
 DEPENDENCIES
   active_storage_validations (= 0.9.7)