no need to force random seed in homebrew-versions tests

.travis.yml

@@ -56,9 +56,8 @@ before_script:
 
 # the test itself
 # path-quoting is different here due to YAML constraints
-# @@@ todo: setting the --seed here is an ugly temporary hack, to remain only until test-suite glitches are fixed.
 script:
-  - /System/Library/Frameworks/Ruby.framework/Versions/"${CASK_RUBY_TEST_VERSION}"/usr/bin/bundle exec "/System/Library/Frameworks/Ruby.framework/Versions/${CASK_RUBY_TEST_VERSION}/usr/bin/rake" test TESTOPTS="--seed=14827"
+  - /System/Library/Frameworks/Ruby.framework/Versions/"${CASK_RUBY_TEST_VERSION}"/usr/bin/bundle exec "/System/Library/Frameworks/Ruby.framework/Versions/${CASK_RUBY_TEST_VERSION}/usr/bin/rake" test
 
 # notifications:
 #   irc: