Bump version to 8.0.0.1

Changes since 8.0.0.0:
- Remove postproc dependency (FFmpeg 8.0 dropped it) - fixes #334
- Fix delegate return type: byte* instead of string for const char* - fixes #271
- Remove Git LFS, add FFmpeg download script
- Clean up docs, remove broken CI workflows
- Reorganize branches (8.0 → main)

Author: Ruslan-B

Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <PackageId>$(AssemblyName)</PackageId>
-    <Version>8.0.0.0</Version>
+    <Version>8.0.0.1</Version>
     <Authors>Ruslan Balanukhin</Authors>
     <Company>Rationale One</Company>
     <Product>FFmpeg.AutoGen</Product>