Brew cask update for kportal version v0.13.6

Casks/kportal.rb

@@ -1,24 +1,24 @@
 # This file was generated by GoReleaser. DO NOT EDIT.
 cask "kportal" do
-  version "0.13.5"
+  version "0.13.6"
 
   on_macos do
     on_arm do
-      sha256 "d24a1a2788869cbef6c672973bdf889e7639a1786f18cdd77338d57902b567a0"
+      sha256 "c82fcfd68699f9e6bfe306aaf34a57612daa065fc03988a935808a1b07e1c9e3"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-darwin-arm64.tar.gz"
     end
     on_intel do
-      sha256 "efcaea7437ce871e36d73c196d37b2ee43b5fa570f1f5f3c7737ee01d8e5a932"
+      sha256 "1560cfafe8007adf28ee6fa842b1e9ceda68ca080e074aa135c1b2c5c3c5c200"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-darwin-amd64.tar.gz"
     end
   end
   on_linux do
     on_arm do
-      sha256 "23520fa3703b1b832ceb63f543f5e2771d7dcdad378b2509eaa8ea02d6670791"
+      sha256 "3d2f3587e96f8a8402bf5285e80d6df57a698a61db2080360e4406c37338e7d8"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-linux-arm64.tar.gz"
     end
     on_intel do
-      sha256 "abc39b3c3740cc97c11ae46dcbf1db112d19c00e9b8599da3d44c7052e5f7196"
+      sha256 "9c3de08aec748f165787d8af4108d75ff61769aa71291b8aeafd601a53a96976"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-linux-amd64.tar.gz"
     end
   end
@@ -33,9 +33,10 @@ cask "kportal" do
 
   binary "kportal"
 
-  postflight_steps do
-    on_macos do
-      run "/usr/bin/xattr", args: ["-dr", "com.apple.quarantine", "{{staged_path}}/kportal"]
+  postflight do
+    if OS.mac?
+      system_command "/usr/bin/xattr",
+                     args: ["-dr", "com.apple.quarantine", "#{staged_path}/kportal"]
     end
   end