Bump Microsoft.Agents.AI.OpenAI from 1.0.0-rc1 to 1.0.0-rc3

---
updated-dependencies:
- dependency-name: Microsoft.Agents.AI.OpenAI
  dependency-version: 1.0.0-rc3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/backend/Clarive.Api/Clarive.Api.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="MailKit" Version="4.15.1" />
     <PackageReference Include="Microsoft.Extensions.AI" Version="10.3.0" />
     <PackageReference Include="Microsoft.Extensions.AI.OpenAI" Version="10.3.0" />
-    <PackageReference Include="Microsoft.Agents.AI.OpenAI" Version="1.0.0-rc1" />
+    <PackageReference Include="Microsoft.Agents.AI.OpenAI" Version="1.0.0-rc3" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.*" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.*" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.*" />