Update cheatsheets

az-group

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# az group
+
+> Manage resource groups and template deployments.
+> Part of `azure-cli` (also known as `az`).
+> More information: <https://learn.microsoft.com/cli/azure/group>.
+
+- Create a new resource group:
+
+`az group create --name {{name}} --location {{location}}`
+
+- Check if a resource group exists:
+
+`az group exists --name {{name}}`
+
+- Delete a resource group:
+
+`az group delete --name {{name}}`
+
+- Wait until a condition of the resource group is met:
+
+`az group wait --name {{name}} --{{created|deleted|exists|updated}}`