Fix process cleanup timeout causing port binding errors in no-hot-reload mode (#51632)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

Author: Copilot

src/BuiltInTools/Watch/Context/EnvironmentOptions.cs

@@ -61,9 +61,8 @@ internal sealed record EnvironmentOptions(
         );
 
         public TimeSpan GetProcessCleanupTimeout(bool isHotReloadEnabled)
-            // If Hot Reload mode is disabled the process is restarted on every file change.
-            // Waiting for graceful termination would slow down the turn around.
-            => ProcessCleanupTimeout ?? (isHotReloadEnabled ? TimeSpan.FromSeconds(5) : TimeSpan.FromSeconds(0));
+            // Allow sufficient time for the process to exit gracefully and release resources (e.g., network ports).
+            => ProcessCleanupTimeout ?? TimeSpan.FromSeconds(5);
 
         private int _uniqueLogId;