What an HOA's architectural committee usually asks to see: the shed from all four sides with its size, heights and roof pitch, its materials and colours, and where it goes on the lot. Press the button and choose "Save as PDF" as the printer to get a PDF to send.
For the site plan, type your lot under "Site plan" in the designer, then use its "HOA packet" button. This packet shows what the design says; it is not engineered or code-checked, and it is not an approval. HOAs and towns set their own submission rules, so check what yours asks for.