Tutorial: Plot additional features (coastlines, symbols, text) on top of a topographic surface

[yvonnefroehlich]

For context see:

• https://github.com/GenericMappingTools/pygmt/pull/3316/files#r1707195092
• https://github.com/GenericMappingTools/pygmt/pull/3316#discussion_r1730713006

Besides plotting a dataset (grid or image) on top of a topographic surface, one may want to add additional features like coastlines, symbols, and text. We can

• expand the tutorial "Draping a dataset on top of a topographic surface".
• create a standalone tutorial on this.

[seisman]

• create a standalone tutorial on this.

We should do this

[yvonnefroehlich]

• create a standalone tutorial on this.

We should do this

Yes, also think, that this is better, so we can focus on one task per tutorial.