Provide a way to customize default search message only.

[knamburigsa]

We have a requirement to update the styling of default search message and with the current implementation of search-list-layout.component.ts there is no way to do that. The solution which will be implemented should only apply to Default search message.

Current Message Styling:

New Message and styling:

Implementation provided as part of 17.0.7 does overrides all the messages.
#34

[P-Kondapalli]

layouts version 17.0.9 has the enhancement code.
Provided the implementation details.

Closing the ticket.

cc: @knamburigsa @victoria-tighe-gsa