Add Cargo package registry (#21888)

This PR implements a [Cargo registry](https://doc.rust-lang.org/cargo/)
to manage Rust packages. This package type was a little bit more
complicated because Cargo needs an additional Git repository to store
its package index.

Screenshots:

![grafik](https://user-images.githubusercontent.com/1666336/203102004-08d812ac-c066-4969-9bda-2fed818554eb.png)

![grafik](https://user-images.githubusercontent.com/1666336/203102141-d9970f14-dca6-4174-b17a-50ba1bd79087.png)

![grafik](https://user-images.githubusercontent.com/1666336/203102244-dc05743b-78b6-4d97-998e-ef76341a978f.png)

---------

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

models/packages/package_property.go

@@ -58,6 +58,12 @@ func GetPropertiesByName(ctx context.Context, refType PropertyType, refID int64,
 	return pps, db.GetEngine(ctx).Where("ref_type = ? AND ref_id = ? AND name = ?", refType, refID, name).Find(&pps)
 }
 
+// UpdateProperty updates a property
+func UpdateProperty(ctx context.Context, pp *PackageProperty) error {
+	_, err := db.GetEngine(ctx).ID(pp.ID).Update(pp)
+	return err
+}
+
 // DeleteAllProperties deletes all properties of a ref
 func DeleteAllProperties(ctx context.Context, refType PropertyType, refID int64) error {
 	_, err := db.GetEngine(ctx).Where("ref_type = ? AND ref_id = ?", refType, refID).Delete(&PackageProperty{})