Updated Dapr .NET SDK package to use latest protos - no other changes needed to the example (#1170)

Signed-off-by: Whit Waldo <[email protected]>
Co-authored-by: Yaron Schneider <[email protected]>
Co-authored-by: Alice Gibbons <[email protected]>

Author: 3 people

conversation/csharp/sdk/conversation/Program.csproj

@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Dapr.AI" Version="1.15.0-rc02" />
+    <PackageReference Include="Dapr.AI" Version="1.15.0-rc07" />
   </ItemGroup>
 
 </Project>