DRY up test behaviors

bundler/spec/update/gems/fund_spec.rb

@@ -10,17 +10,9 @@
       gem 'has_funding', '< 2.0'
     G
 
-    bundle "config set #{config}" if config
-
     bundle :install
   end
 
-  shared_examples "a fund message outputter" do
-    it "should display fund message for updated gems" do
-      expect(out).to include("2 gems you directly depend on are looking for funding.")
-    end
-  end
-
   context "when listed gem is updated" do
     before do
       gemfile <<-G
@@ -32,6 +24,8 @@
       bundle :update, :all => true
     end
 
-    it_behaves_like "a fund message outputter"
+    it "should display fund message for updated gems" do
+      expect(out).to include("2 gems you directly depend on are looking for funding.")
+    end
   end
 end