Bumping Drag&drop shell extension version number before 6.4.1 release as there were changes

Source commit: 135b4a33fc29010db881069f4910bb975ef54394

source/DragExt.cbproj

@@ -49,9 +49,10 @@
         <SanitizedProjectName>DragExt</SanitizedProjectName>
         <VerInfo_DLL>true</VerInfo_DLL>
         <VerInfo_IncludeVerInfo>true</VerInfo_IncludeVerInfo>
-        <VerInfo_Keys>CompanyName=Martin Prikryl;FileDescription=Drag&amp;Drop shell extension for WinSCP ($(Platform));FileVersion=2.0.0.0;InternalName=dragext;LegalCopyright=(c) 2000-2024 Martin Prikryl;LegalTrademarks=;OriginalFilename=dragext.dll;ProductName=WinSCP;ProductVersion=6.4.1.0;ReleaseType=stable;WWW=https://winscp.net/</VerInfo_Keys>
+        <VerInfo_Keys>CompanyName=Martin Prikryl;FileDescription=Drag&amp;Drop shell extension for WinSCP ($(Platform));FileVersion=2.1.0.0;InternalName=dragext;LegalCopyright=(c) 2000-2024 Martin Prikryl;LegalTrademarks=;OriginalFilename=dragext.dll;ProductName=WinSCP;ProductVersion=6.4.1.0;ReleaseType=stable;WWW=https://winscp.net/</VerInfo_Keys>
         <VerInfo_Locale>1033</VerInfo_Locale>
         <VerInfo_MajorVer>2</VerInfo_MajorVer>
+        <VerInfo_MinorVer>1</VerInfo_MinorVer>
     </PropertyGroup>
     <PropertyGroup Condition="'$(Base_Win64)'!=''">
         <OutputName>DragExt64</OutputName>