Update validator specs for frameworks requiring ios 8

spec/functional/command/repo/push_spec.rb

@@ -139,7 +139,7 @@ module Pod
     end
 
     it 'validates specs as frameworks by default' do
-      Validator.any_instance.expects(:podfile_from_spec).with(:ios, nil, true).times(3)
+      Validator.any_instance.expects(:podfile_from_spec).with(:ios, '8.0', true).times(3)
       Validator.any_instance.expects(:podfile_from_spec).with(:osx, nil, true).twice
       Validator.any_instance.expects(:podfile_from_spec).with(:watchos, nil, true).twice
       Validator.any_instance.expects(:podfile_from_spec).with(:tvos, nil, true).twice

spec/unit/validator_spec.rb

@@ -690,7 +690,7 @@ module Pod
         setup_validator
 
         @validator.expects(:podfile_from_spec).with(:osx, nil, true).once
-        @validator.expects(:podfile_from_spec).with(:ios, nil, true).once
+        @validator.expects(:podfile_from_spec).with(:ios, '8.0', true).once
         @validator.expects(:podfile_from_spec).with(:tvos, nil, true).once
         @validator.expects(:podfile_from_spec).with(:watchos, nil, true).once
         @validator.send(:perform_extensive_analysis, @validator.spec)