Bump the dotnet group (#43062)

Author: dependabot[bot]

docs/azure/sdk/snippets/unit-testing/UnitTestingSampleApp.csproj

@@ -10,8 +10,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Azure.Core" Version="1.44.0" />
-    <PackageReference Include="Azure.Security.KeyVault.Secrets" Version="4.6.0" />
+    <PackageReference Include="Azure.Core" Version="1.44.1" />
+    <PackageReference Include="Azure.Security.KeyVault.Secrets" Version="4.7.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="Moq" Version="[4.20.72]" /> <!-- Context: https://github.com/Azure/azure-sdk-for-net/issues/38111 -->
     <PackageReference Include="NSubstitute" Version="5.1.0" />