Brew cask update for kportal version v0.13.15

Casks/kportal.rb

@@ -1,24 +1,24 @@
 # This file was generated by GoReleaser. DO NOT EDIT.
 cask "kportal" do
-  version "0.13.14"
+  version "0.13.15"
 
   on_macos do
     on_arm do
-      sha256 "eb062a28f1193ec3b48c74efd19b61ee9019167ad3742f9b03c9444f482715be"
+      sha256 "39f74c5741f1228d7191e796d5e4365580011e7cec27285ea0346990338356a8"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-darwin-arm64.tar.gz"
     end
     on_intel do
-      sha256 "cc9edbf7b7bdd4c1cb8baa0e0c040f74a5c1adcabc8140f8358ba1be8201dbcd"
+      sha256 "68934cc6072fd79b64c111e4cacdbb9417af5342291f1236fc210125b706a574"
       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 "35c32ad612abf53b01a7d92894d7d6b0da3a2c523efeca05dfdbcb29c2444cce"
+      sha256 "1894ef48291dcdbe48e0f27417d12da5d1445fe015e42971de50c3b9bbc1638b"
       url "https://github.com/lukaszraczylo/kportal/releases/download/v#{version}/kportal-#{version}-linux-arm64.tar.gz"
     end
     on_intel do
-      sha256 "a7090b5231ea78d9e836c509b55a3a4d3d58f13b4011fd61caaf332c4603e6e9"
+      sha256 "b44672cde4047998bba20a7cc979eba346d2314748d4785ed083f66b1852abcc"
       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