Merge pull request #698 from ankitdhaka07/issue-697

fix: pin FluentAssertions NuGet version to prevent license issues

Author: hjgraca

libraries/tests/Directory.Packages.props

@@ -14,7 +14,7 @@
     <PackageVersion Include="Amazon.Lambda.TestUtilities" Version="2.0.0" />
     <PackageVersion Include="Amazon.Lambda.Core" Version="2.3.0" />
     <PackageVersion Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.0" />
-    <PackageVersion Include="FluentAssertions" Version="6.12.0" />
+    <PackageVersion Include="FluentAssertions" Version="[6.12.0]" />
     <PackageVersion Include="Amazon.Lambda.ApplicationLoadBalancerEvents" Version="2.2.0" />
     <PackageVersion Include="Amazon.Lambda.DynamoDBEvents" Version="3.1.0" />
     <PackageVersion Include="Amazon.Lambda.KinesisEvents" Version="2.2.0" />