Remove open/close scripts

[KSchlobohm]

Change impacts

• network access for Key Vault
• network access for App Configuration Service
• can now run workflow without tearing down resources
• added new parameter to give the user a Role Assignment
• consolidated app config service keys to one location

Resolves issues

• Getting Auth errors when trying to debug locally in Visual Studio #98
• App Config Svc permission takes time to propagate #138
• Combine SQL deploymentScripts or document dependency #224
• Remove deploymentScripts that open/close #208
• Fix C# warnings #226
• Error while deploying AppConfig Service values #230

[kwkraus]

@KSchlobohm Tested this PR twice, and both times I ran into this issue

[KSchlobohm]

Good catch @kwkraus - this was a bug in the PR change to the output var from azureRedisCache.bicep

This has been fixed

Here's how I found it

should have been:

I used the Azure Portal after running azd provision to create a 2nd key vault reference value and then did a compare between the two to see the difference which is the URI string that changed

[KSchlobohm]

also resolved #189