docs: Fix badge underline artifacts in readme #505

Job	Run time
Actions lint check	28s
Async dostrings check / Async docstrings check	18s
Docs check / Docs check	56s
Lint check / Lint check (3.11)	10s
Lint check / Lint check (3.14)	10s
Lint check / Lint check (3.12)	10s
Lint check / Lint check (3.13)	13s
Type check / Type check (3.14)	14s
Type check / Type check (3.10)	12s
Type check / Type check (3.12)	15s
Lint check / Lint check (3.10)	11s
Unit tests / Unit tests (windows-latest, 3.13)	44s
Unit tests / Unit tests (ubuntu-latest, 3.13)	24s
Type check / Type check (3.11)	12s
Type check / Type check (3.13)	14s
Unit tests / Unit tests (windows-latest, 3.12)	45s
Unit tests / Unit tests (windows-latest, 3.10)	1m 27s
Unit tests / Unit tests (ubuntu-latest, 3.14)	29s
Unit tests / Unit tests (windows-latest, 3.11)	45s
Unit tests / Unit tests (ubuntu-latest, 3.11)	1m 46s
Unit tests / Unit tests (windows-latest, 3.14)	45s
Unit tests / Unit tests (ubuntu-latest, 3.10)	23s
Unit tests / Unit tests (ubuntu-latest, 3.12)	26s
Integration tests / Integration tests (ubuntu-latest, 3.10)	1m 47s
Integration tests / Integration tests (ubuntu-latest, 3.14)	1m 3s
	14m 27s

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