Bump Microsoft.OpenApi from 2.4.1 to 3.5.2

---
updated-dependencies:
- dependency-name: Microsoft.OpenApi
  dependency-version: 3.5.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

backend/src/Api/Api.csproj

@@ -12,7 +12,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.6" />
     <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore" Version="10.0.6" />
-    <PackageReference Include="Microsoft.OpenApi" Version="2.4.1" />
+    <PackageReference Include="Microsoft.OpenApi" Version="3.5.2" />
     <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.1" />

backend/src/Api/packages.lock.json

@@ -39,9 +39,9 @@
       },
       "Microsoft.OpenApi": {
         "type": "Direct",
-        "requested": "[2.4.1, )",
-        "resolved": "2.4.1",
-        "contentHash": "u7QhXCISMQuab3flasb1hoaiERmUqyWsW7tmQODyILoQ7mJV5IRGM+2KKZYo0QUfC13evEOcHAb6TPWgqEQtrw=="
+        "requested": "[3.5.2, )",
+        "resolved": "3.5.2",
+        "contentHash": "AaNCVaa5lH1p+zkYySMYfsig1+UKZykqW8UPcEg60z+xch7wqAXAtBeLn9JZpf52zEaalcPa7SSA++Os53hBiw=="
       },
       "OpenTelemetry.Exporter.OpenTelemetryProtocol": {
         "type": "Direct",