Audit/minor changes

[JordyRo1]

No description provided.

[github-actions]

Output from Compare Snapshot:

****IMPROVEMENTS****
pragma::tests::test_oracle::get_data_for_sources 17779934 --> 17779734 -0.00 %
pragma::tests::test_oracle::get_data_median 22719634 --> 22712634 -0.03 %
pragma::tests::test_oracle::get_data_median_for_sources 16578704 --> 16578604 -0.00 %
pragma::tests::test_oracle::get_data_median_for_sources_should_fail_if_wrong_sources 15933744 --> 15933644 -0.00 %
pragma::tests::test_oracle::test_data_median_multi_should_fail_if_no_expiration_time_associated 16005854 --> 16005754 -0.00 %
pragma::tests::test_oracle::test_data_median_multi_should_fail_if_wrong_data_types 15987444 --> 15987344 -0.00 %
pragma::tests::test_oracle::test_data_median_multi_should_fail_if_wrong_sources 16078524 --> 16078424 -0.00 %
pragma::tests::test_oracle::test_get_data 26125874 --> 26115774 -0.04 %
pragma::tests::test_oracle::test_get_data_median_multi 20805814 --> 20805214 -0.00 %
pragma::tests::test_oracle::test_get_data_with_USD_hop_should_fail_if_wrong_id 17258434 --> 17257034 -0.01 %
pragma::tests::test_oracle::test_get_data_with_usd_hop 20887314 --> 20882914 -0.02 %
pragma::tests::test_oracle::test_get_last_checkpoint_before 19663334 --> 19660734 -0.01 %
pragma::tests::test_oracle::test_get_last_checkpoint_before_should_fail_if_timestamp_too_old 19179464 --> 19176864 -0.01 %
pragma::tests::test_oracle::test_get_last_checkpoint_before_should_fail_if_wrong_data_type 19179464 --> 19176864 -0.01 %
pragma::tests::test_oracle::test_set_checkpoint 19487954 --> 19485354 -0.01 %
pragma::tests::test_oracle::test_set_checkpoint_should_fail_if_wrong_data_type 16296104 --> 16295604 -0.00 %
pragma::tests::test_summary_stats::test_set_future_checkpoint 49030858 --> 49020458 -0.02 %
pragma::tests::test_summary_stats::test_summary_stats_mean_mean 43563462 --> 43550462 -0.03 %
pragma::tests::test_summary_stats::test_summary_stats_mean_median 43563462 --> 43550462 -0.03 %
pragma::tests::test_yield_curve::test_yield_curve_computation 16314392 --> 16313492 -0.01 %
pragma::tests::test_yield_curve::test_yield_curve_empty 5953610 --> 5952710 -0.02 %


****WORSENED****
None


Overall gas change: performance improvement, gas consumption-0.01 %