[arch config] title is optional

[feizheng10]

From the design point of view, "title" is optional on both panel and table level. "id" is the unique key.

https://github.com/AMDResearch/omniperf/blob/cc5bba19f4ed60310371ca2cea0980f461614f9b/src/omniperf_analyze/utils/parser.py#L412

https://github.com/AMDResearch/omniperf/blob/cc5bba19f4ed60310371ca2cea0980f461614f9b/src/omniperf_analyze/utils/parser.py#L414