Extract and shim AzureProvider

CHANGELOG.md

@@ -7,6 +7,7 @@
   https://github.com/octodns/octodns/pull/822 for more information. Providers
   that have been extracted in this release include:
    * [PowerDnsProvider](https://github.com/octodns/octodns-powerdns/)
+   * [AzureProvider](https://github.com/octodns/octodns-azure/)
 * NS1 provider has received improvements to the dynamic record implementation.
   As a result, if octoDNS is downgraded from this version, any dynamic records
   created or updated using this version will show an update.

README.md

@@ -192,7 +192,7 @@ The table below lists the providers octoDNS supports. We're currently in the pro
 
 | Provider | Module | Requirements | Record Support | Dynamic | Notes |
 |--|--|--|--|--|--|
-| [AzureProvider](/octodns/provider/azuredns.py) | | azure-identity, azure-mgmt-dns, azure-mgmt-trafficmanager | A, AAAA, CAA, CNAME, MX, NS, PTR, SRV, TXT | Alpha (A, AAAA, CNAME) | |
+| [AzureProvider](https://github.com/octodns/octodns-azure/) | [octodns_azure](https://github.com/octodns/octodns-azure/) | | | | |
 | [Akamai](/octodns/provider/edgedns.py) | | edgegrid-python | A, AAAA, CNAME, MX, NAPTR, NS, PTR, SPF, SRV, SSHFP, TXT | No | |
 | [CloudflareProvider](/octodns/provider/cloudflare.py) | | | A, AAAA, ALIAS, CAA, CNAME, LOC, MX, NS, PTR, SPF, SRV, TXT, URLFWD | No | CAA tags restricted |
 | [ConstellixProvider](/octodns/provider/constellix.py) | | | A, AAAA, ALIAS (ANAME), CAA, CNAME, MX, NS, PTR, SPF, SRV, TXT | Yes | CAA tags restricted |