Bump version of AssetRipper.Text.SourceGeneration

Updated the version number of the AssetRipper.Text.SourceGeneration project from 1.2.0 to 1.2.1 to reflect minor changes or improvements.

Author: ds5678

AssetRipper.Text.SourceGeneration/AssetRipper.Text.SourceGeneration.csproj

@@ -9,7 +9,7 @@
 		<CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
 		<Authors>ds5678</Authors>
 		<Company>AssetRipper</Company>
-		<Version>1.2.0</Version>
+		<Version>1.2.1</Version>
 		<AssemblyVersion>$(Version)</AssemblyVersion>
 		<PackageId>AssetRipper.Text.SourceGeneration</PackageId>
 		<PackageTags>C# Text</PackageTags>