prepare next dev iteration (5.0.4-beta)

Author: anshooarora

ExtentReports/ExtentReports.csproj

@@ -4,7 +4,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <PackOnBuild>true</PackOnBuild>
     <RootNamespace>AventStack.ExtentReports</RootNamespace>
-    <PackageVersion>5.0.3</PackageVersion>
+    <PackageVersion>5.0.4-beta</PackageVersion>
     <Authors>anshooarora</Authors>
     <Copyright>AventStack</Copyright>
     <PackageLicenseUrl>https://github.com/extent-framework/extentreports-csharp/blob/master/LICENSE</PackageLicenseUrl>