iconsur: add dependency for xcodebuild

Formula/i/iconsur.rb

@@ -26,6 +26,7 @@ class Iconsur < Formula
   # this causes issues if a user has Homebrew Python installed (EXTERNALLY-MANAGED).
   # We instead prepare a virtualenv with all missing packages.
   on_monterey :or_newer do
+    depends_on xcode: :build # for xcodebuild
     depends_on "[email protected]"
   end
 
@@ -43,12 +44,15 @@ def install
     system "npm", "install", *std_npm_args
 
     if MacOS.version >= :monterey
+      # help `pyobjc-framework-cocoa` run xcodebuild when xcode-select is set to CLT
+      ENV["DEVELOPER_DIR"] = ENV["HOMEBREW_DEVELOPER_DIR"]
+
       venv = virtualenv_create(libexec/"venv", "python3.13")
       venv.pip_install resources
-      bin.install Dir["#{libexec}/bin/*"]
+      bin.install libexec.glob("bin/*")
       bin.env_script_all_files libexec/"bin", PATH: "#{venv.root}/bin:${PATH}"
     else
-      bin.install_symlink Dir["#{libexec}/bin/*"]
+      bin.install_symlink libexec.glob("bin/*")
     end
   end