Revert source generator version bump back to 1.0.0

Co-authored-by: YunchuWang <[email protected]>

Author: Copilot

src/Generators/Generators.csproj

@@ -20,7 +20,7 @@
   <!-- Version info -->
   <PropertyGroup>
     <!-- This file intentionally versions separately from the other packages. -->
-    <VersionPrefix>1.1.0</VersionPrefix>
+    <VersionPrefix>1.0.0</VersionPrefix>
   </PropertyGroup>
 
   <ItemGroup>