test: avoid restart in debugger exceptions test

The final restart is not needed to verify breakOnNone. The test is
already paused on the uncaught exception, so continue from there and
assert that the debugger disconnects.

Refs: https://github.com/nodejs/node/actions/runs/26533911441/job/78157541700

Signed-off-by: Kamat, Trivikram <16024985+trivikr@users.noreply.github.com>
Assisted-by: openai:gpt-5.5

Author: trivikr

test/parallel/test-debugger-exceptions.js

@@ -48,13 +48,8 @@ const path = require('path');
       await cli.stepCommand('c');
       assert.ok(cli.output.includes(`exception in ${script}:9`));
 
-      // Next run: Back to the initial state! It should die again.
+      // Back to the initial state! It should die again.
       await cli.command('breakOnNone');
-      await cli.command('r');
-      await cli.waitFor(/ ok\n/);
-      await cli.waitForInitialBreak();
-      await cli.waitForPrompt();
-      assert.deepStrictEqual(cli.breakInfo, { filename: script, line: 1 });
       await cli.command('c');
       await cli.waitFor(/disconnect/);
     } finally {