granted: fix missing assume binary

Granted requires both 'granted' and 'assume' binaries to function.
The assume script exports AWS credentials to the parent shell.

Closes #249904

Author: emmanuel.john

Formula/g/granted.rb

@@ -20,12 +20,19 @@ class Granted < Formula
   def install
     ldflags = "-s -w -X github.com/common-fate/granted/internal/build.Version=#{version}"
     system "go", "build", *std_go_args(ldflags:), "./cmd/granted"
+    bin.install_symlink "granted" => "assumego"
+    bin.install "scripts/assume"
+    bin.install "scripts/assume.fish"
   end
 
   test do
     assert_match version.to_s, shell_output("#{bin}/granted --version")
 
     output = shell_output("#{bin}/granted auth configure 2>&1", 1)
     assert_match "[✘] please provide a url argument", output
+
+    assert_predicate bin/"assume", :exist?
+    assert_predicate bin/"assumego", :exist?
+    assert_predicate bin/"assume.fish", :exist?
   end
 end