Bugfix/houdini default renderproduct name

[MustafaJafar]

Changelog Description

This is fixing key name for default render products in VRay. Original name RGB Color caused issues during job submission.

Additional info

Fixing error like:

ayon_api.exceptions.GraphQlQueryFailed: GraphQl query Failed: Name 'render_ropMainRGB Color' does not match regex '^[a-zA-Z0-9]([a-zA-Z0-9.-]*[a-zA-Z0-9])?$' on item 'project/products' (Line 3 Column 5)

Testing notes:

1. Run Houdini with Vray for Houdini
2. Create VRay ROP and publish

[Ported From OpenPype 6083 ]

[moonyuet]

I currently dont have the vray license as I accidentally deleted my xml config for that.
But I tested it previously in OP version it should be good.

[antirotor]

looks good, the same as with OP that was now merged