There's a merged pull request on the void-packages repository

SweetHome3D: add missing https:// schema
https://github.com/void-linux/void-packages/pull/44989

Description:
As reported in repology
  
> 2023-07-11 22:22:53   SweetHome3D: ERROR: homepage: "www.sweethome3d.com" does not look like an URL (schema missing)

ref: https://repology.org/log/934775

[skip ci] 

#### Testing the changes
- I tested the changes in this PR:**NO**