rollback skippablefact version bump

Author: atakavci

tests/NRedisStack.Tests/NRedisStack.Tests.csproj

@@ -33,7 +33,7 @@
     <PackageReference Include="xunit.assert" Version="2.4.1" />
     <PackageReference Include="BouncyCastle.Cryptography" Version="2.5.0" />
     <PackageReference Include="Microsoft.Azure.StackExchangeRedis" Version="3.1.0" />
-    <PackageReference Include="Xunit.SkippableFact" Version="1.5.23" />
+    <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
   </ItemGroup>
 
   <ItemGroup>