Bump Azure.Identity from 1.3.0 to 1.4.0

Bumps [Azure.Identity](https://github.com/Azure/azure-sdk-for-net) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](Azure/azure-sdk-for-net@Azure.Identity_1.3.0...Azure.Identity_1.4.0)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/azmi/azmi.csproj

@@ -7,7 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Azure.Core" Version="1.13.0" />
-    <PackageReference Include="Azure.Identity" Version="1.3.0" />
+    <PackageReference Include="Azure.Identity" Version="1.4.0" />
     <PackageReference Include="Azure.Security.KeyVault.Certificates" Version="4.1.0" />
     <PackageReference Include="Azure.Security.KeyVault.Secrets" Version="4.1.0" />
     <PackageReference Include="Azure.Storage.Blobs" Version="12.8.3" />