Allow access to $HOME for TruffleRuby

See jruby/jruby#5661 for details

Author: p0deje

.bazelrc

@@ -56,6 +56,10 @@ build --test_env=PYTHON_VERSION
 
 build --test_env=RUBYOPT="-Irb/lib -w"
 
+# JRuby/TruffleRuby: https://github.com/jruby/jruby/issues/5661
+build --action_env=HOME
+test --test_env=HOME
+
 test --test_timeout=1800
 
 test:node_debug --test_output=streamed --test_strategy=exclusive --test_timeout=9999 --nocache_test_results

rb/lib/selenium/webdriver/common/child_process.rb

@@ -52,7 +52,7 @@ def io
         end
 
         def start
-          options = {%i(out err) => io}
+          options = {%i[out err] => io}
           options[:pgroup] = true unless Platform.windows? # NOTE: this is a bug only in Windows 7
 
           WebDriver.logger.debug("Starting process: #{@command} with #{options}")