rbenv-gemset: bottle unneeded

Formula/rbenv-gemset.rb

@@ -3,9 +3,10 @@ class RbenvGemset < Formula
   homepage "https://github.com/jf/rbenv-gemset"
   url "https://github.com/jf/rbenv-gemset/archive/v0.5.8.tar.gz"
   sha256 "9ff2d048c9f1c5dd545f5860b33b480a019b970cdc97b2491e15c38b2eb2ce22"
-
   head "https://github.com/jf/rbenv-gemset.git"
 
+  bottle :unneeded
+
   depends_on "rbenv"
 
   def install
@@ -13,6 +14,6 @@ class RbenvGemset < Formula
   end
 
   test do
-    assert shell_output("rbenv hooks exec").include? "gemset.bash"
+    assert_match "gemset.bash", shell_output("rbenv hooks exec")
   end
 end