Code style: correct unparenthesized method calls in the argument list of a parenthesized method call
Code style: correct unparenthesized method calls in the argument list of a parenthesized method call

Fix the code style error "Style/NestedParenthesizedCalls" found by
latest RuboCop, see:

http://www.rubydoc.info/gems/rubocop/RuboCop/Cop/Style/NestedParenthesizedCalls

Code style error was:

test/shared/support/shared_examples.rb:119:12: C: Style/NestedParenthesizedCalls: Add parentheses to nested method call package package_name.
    expect(package package_name).to be_installed
           ^^^^^^^^^^^^^^^^^^^^
test/shared/support/shared_examples.rb:132:12: C: Style/NestedParenthesizedCalls: Add parentheses to nested method call service service_name.
    expect(service service_name).to be_enabled
           ^^^^^^^^^^^^^^^^^^^^
test/shared/support/shared_examples.rb:136:12: C: Style/NestedParenthesizedCalls: Add parentheses to nested method call service service_name.
    expect(service service_name).to be_running
           ^^^^^^^^^^^^^^^^^^^^
test/shared/support/shared_examples.rb:150:12: C: Style/NestedParenthesizedCalls: Add parentheses to nested method call port port_number.
    expect(port port_number).to be_listening.with port_proto
           ^^^^^^^^^^^^^^^^

Signed-off-by: Stephan Linz <0c883f969082385953c36ae90fd905b7f154694b@li-pro.net>

lipro-cookbooks/test-helper,lipro-cookbooks/test-helper,rexut/lpn-cookbooks-test-helper,rexut/lpn-cookbooks-test-helper