chore: bump version to 5.4.0

Author: mysticmind

src/ReverseMarkdown/ReverseMarkdown.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <Description>ReverseMarkdown is a Html to Markdown converter library in c#</Description>
-    <VersionPrefix>5.3.0</VersionPrefix>
+    <VersionPrefix>5.4.0</VersionPrefix>
     <Authors>Babu Annamalai</Authors>
     <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
     <LangVersion>preview</LangVersion>