Brew cask update for lolcathost version v0.2.21

Casks/lolcathost.rb

@@ -1,24 +1,24 @@
 # This file was generated by GoReleaser. DO NOT EDIT.
 cask "lolcathost" do
-  version "0.2.20"
+  version "0.2.21"
 
   on_macos do
     on_arm do
-      sha256 "c2fb5bac3505b6692c352fdedc5100502444054be5952e11695d25204a41da43"
+      sha256 "6bada307d5956d9d9128fccb25cc9e46d705cdb835a3a63221e3f49ec2bc6f79"
       url "https://github.com/lukaszraczylo/lolcathost/releases/download/v#{version}/lolcathost-#{version}-darwin-arm64.tar.gz"
     end
     on_intel do
-      sha256 "249a4ecceab1bb6890b78c13ed25b017c6a70aac9a4105bf70c50bb483249794"
+      sha256 "17b65263197e5ffa885bea076a3fd2dbd93bc31e3a2686c2f2c08bf8b4cf129a"
       url "https://github.com/lukaszraczylo/lolcathost/releases/download/v#{version}/lolcathost-#{version}-darwin-amd64.tar.gz"
     end
   end
   on_linux do
     on_arm do
-      sha256 "997f90621d409783597cbdf4af8742f31ccde5e993cc14a9c4d58c743e7fe469"
+      sha256 "80de9a0cf06ec53f815453c6ed66fbe38e12941a35853722d8b69d64512aede7"
       url "https://github.com/lukaszraczylo/lolcathost/releases/download/v#{version}/lolcathost-#{version}-linux-arm64.tar.gz"
     end
     on_intel do
-      sha256 "822fc9b4e672eb7bd6ecd7fdc471237186d9098d043c44107fbff36d225f3640"
+      sha256 "09cf117105e1078979c2334365977a1b83f279443d2038538e34063a0395d43e"
       url "https://github.com/lukaszraczylo/lolcathost/releases/download/v#{version}/lolcathost-#{version}-linux-amd64.tar.gz"
     end
   end
@@ -33,9 +33,10 @@ cask "lolcathost" do
 
   binary "lolcathost"
 
-  postflight_steps do
-    on_macos do
-      run "/usr/bin/xattr", args: ["-dr", "com.apple.quarantine", "{{staged_path}}/lolcathost"]
+  postflight do
+    if OS.mac?
+      system_command "/usr/bin/xattr",
+                     args: ["-dr", "com.apple.quarantine", "#{staged_path}/lolcathost"]
     end
   end