Add failing test quoted number in string array

[sloretz]

This adds a failing test and isn't intended to be merged.

Is there is another way to specify string array values in yaml? If a string array contains a quoted number then the parser complains about a type change.

1: [ RUN      ] test_file_parser.string_array_with_quoted_number
1: cur_path: /workspace/ros2-dev0/src/ros2/rcl/rcl_yaml_param_parser/test/string_array_with_quoted_number.yaml
1: Sequence should be of same type. Value type 'integer' do not belong at line_num 4, at /workspace/ros2-dev0/src/ros2/rcl/
rcl_yaml_param_parser/src/parser.c:914
1: /workspace/ros2-dev0/src/ros2/rcl/rcl_yaml_param_parser/test/test_parse_yaml.cpp:55: Failure
1: Value of: res
1:   Actual: false
1: Expected: true

[sloretz]

Closing since it was replaced by #464 which has been merged 🎉