Need to change default registry option true => false

[JhChoy]

I'm submitting a...

[ ] Regression (a behavior that used to work and stopped working in a new release)
[ ] Bug report  
[ ] Performance issue
[x] Feature request
[ ] Documentation issue or request
[ ] Other... Please describe:

Current behavior

In service.vvisp.json, default value of registry is true.

Expected behavior

Change it to false.

What is the motivation / use case for changing the behavior?

There are more cases that service uses nonUpgradeable contracts.