update azure identity package (#332)

## Purpose
<!-- Describe the intention of the changes being proposed. What problem
does it solve or functionality does it add? -->
* ...

## Does this introduce a breaking change?
<!-- Mark one with an "x". -->
```
[ ] Yes
[ ] No
```
Fix #331
## Pull Request Type
What kind of change does this Pull Request introduce?

<!-- Please check the one that applies to this PR using "x". -->
```
[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Documentation content changes
[ ] Other... Please describe:
```

## How to Test
*  Get the code

```
git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install
```

* Test the code
<!-- Add steps to run the tests suite and/or manually test -->
```
```

## What to Check
Verify that the following are valid
* ...

## Other Information
<!-- Add any other helpful information that may be needed here. -->

app/Directory.Build.props

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <AzureFormRecognizerVersion>4.1.0</AzureFormRecognizerVersion>
-    <AzureIdentityVersion>1.11.0</AzureIdentityVersion>
+    <AzureIdentityVersion>1.11.4</AzureIdentityVersion>
     <AzureSearchDocumentsVersion>11.5.0-beta.4</AzureSearchDocumentsVersion>
     <AzureStorageBlobsVersion>12.17.0</AzureStorageBlobsVersion>
     <AzureOpenAIVersion>1.0.0-beta.7</AzureOpenAIVersion>

app/Directory.Packages.props

@@ -7,7 +7,7 @@
     <PackageVersion Include="Azure.AI.FormRecognizer" Version="4.1.0" />
     <PackageVersion Include="Azure.AI.OpenAI" Version="1.0.0-beta.12" />
     <PackageVersion Include="Azure.Extensions.AspNetCore.Configuration.Secrets" Version="1.3.0" />
-    <PackageVersion Include="Azure.Identity" Version="1.11.0" />
+    <PackageVersion Include="Azure.Identity" Version="1.11.4" />
     <PackageVersion Include="Azure.Search.Documents" Version="11.5.1" />
     <PackageVersion Include="Azure.Storage.Blobs" Version="12.19.1" />
     <PackageVersion Include="Azure.Storage.Files.Shares" Version="12.17.1" />