uuu: migrate to pkgconf

Author: cho-m

Formula/u/uuu.rb

@@ -24,7 +24,7 @@ class Uuu < Formula
   end
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "libusb"
   depends_on "libzip"