[5.1] Remove delay signed

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 71.21%. Comparing base (08c72cd) to head (297e136). Report is 1 commits behind head on release/5.1.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## release/5.1 #2795 +/- ## =============================================== - Coverage 71.95% 71.21% -0.75% =============================================== Files 293 293 Lines 61643 61643 =============================================== - Hits 44357 43896 -461 - Misses 17286 17747 +461 ``` | [Flag](https://app.codecov.io/gh/dotnet/SqlClient/pull/2795/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dotnet) | Coverage Δ | | |---|---|---| | [addons](https://app.codecov.io/gh/dotnet/SqlClient/pull/2795/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dotnet) | `92.38% <ø> (ø)` | | | [netcore](https://app.codecov.io/gh/dotnet/SqlClient/pull/2795/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dotnet) | `75.97% <ø> (-0.02%)` | :arrow_down: | | [netfx](https://app.codecov.io/gh/dotnet/SqlClient/pull/2795/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dotnet) | `68.53% <ø> (-1.14%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dotnet#carryforward-flags-in-the-pull-request-comment) to find out more.

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