(maint) Update dependency dotnet-sdk to v8.0.403

Author: renovate[bot]

global.json

@@ -1,7 +1,7 @@
 {
     "sdk": {
         "allowPrerelease": true,
-        "version": "8.0.402",
+        "version": "8.0.403",
         "rollForward": "latestFeature"
     }
 }