Add more tracing info for "Error: getHandlePromise(0): failed to start sidecar

[sentry-io]

We got this Sentry Issue: [VSCODE-EXTENSION-EB] a few times and need more information to understand what happened.

Private (internal Confluent) Sentry link: https://confluent.sentry.io/issues/6074891888/?referrer=github_integration

Error: getHandlePromise(0): failed to start sidecar
  File "..\src\sidecar\sidecarManager.ts", line 176, in SidecarManager.getHandlePromise
    throw new Error(`getHandlePromise(${callnum}): failed to start sidecar`);
  File "..\src\sidecar\index.ts", line 41, in getSidecar
    return await _manager.getHandle();
  File "..\src\preferences\updates.ts", line 14, in fetchPreferences
    const client: PreferencesResourceApi = (await getSidecar()).getPreferencesApi();
  File "..\src\preferences\updates.ts", line 51, in updatePreferences
    const preferences: Preferences = await fetchPreferences();
  File "..\src\extension.ts", line 302, in setupPreferences
    await updatePreferences({ tls_pem_paths: pemPaths, trust_all_certificates: trustAllCerts });
...
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