GH-40422: [C++][FlightRPC] Add missing expiration_time arguments

[llama90]

Rationale for this change

This happens when -DARROW_BUILD_BENCHMARKS=ON and sometimes cannot be detected by CI.

What changes are included in this PR?

Add missing expiration_time and app_metadata arguments as default.

Are these changes tested?

yes (build and run unit test)

Are there any user-facing changes?

No

• GitHub Issue: [C++][FlightRPC] Add missing expiration_time arguments #40422

[github-actions]

⚠️ GitHub issue #40422 has been automatically assigned in GitHub to PR creator.

[conbench-apache-arrow]

After merging your PR, Conbench analyzed the 7 benchmarking runs that have been run so far on merge-commit 8325ad1.

There was 1 benchmark result indicating a performance regression:

• Commit Run on ursa-i9-9960x at 2024-03-09 17:36:47Z
  • file-read (R) with compression=lz4, dataset=nyctaxi_2010-01, file_type=feather, language=R, output_type=dataframe

The full Conbench report has more details. It also includes information about 1 possible false positive for unstable benchmarks that are known to sometimes produce them.