Try harder to avoid missing button presses

[bdraco]

maybe fixes #319

[codecov[bot]]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (c244405) 67.99% compared to head (85f2e58) 68.00%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #336 +/- ## ========================================== + Coverage 67.99% 68.00% +0.01% ========================================== Files 71 71 Lines 6781 6780 -1 ========================================== Hits 4611 4611 + Misses 2170 2169 -1 ``` | [Files](https://app.codecov.io/gh/Jc2k/aiohomekit/pull/336?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | Coverage Δ | | |---|---|---| | [aiohomekit/controller/ble/pairing.py](https://app.codecov.io/gh/Jc2k/aiohomekit/pull/336?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-YWlvaG9tZWtpdC9jb250cm9sbGVyL2JsZS9wYWlyaW5nLnB5) | `22.40% <0.00%> (+0.02%)` | :arrow_up: |

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[bdraco]

This fixes the missed button presses but now I get duplicates

So if I do

4, 5, 3

4 is broadcast as adv and fired 5 isn't and generates a disconnected event

It connects and reads 4,5,3 so 4 gets fired again