Remove the regular expressions and patterns in the Azure Key Vault secret provider #325
Description
Is your feature request related to a problem? Please describe.
We have removed the regular expression validation on the Azure Key Vault secret and vault names (#317) but the regular expression objects and patterns still there, existing as obsolete references.
Describe the solution you'd like
Remove the regular expression objects and patters in the Azure Key Vault secret provider.
Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.
Additional context
#317
Original discussion arcus-azure/arcus.observability#260